def similarity_matrix(self, embeds):
# (N, M, C)
speakers_per_batch, utterances_per_speaker, embed_dim = embeds.shape
# Inclusive centroids (1 per speaker). Cloning is needed for reverse differentiation
centroids_incl = paddle.mean(embeds, axis=1)
centroids_incl_norm = paddle.norm(centroids_incl,
p=2,
axis=1,
keepdim=True)
normalized_centroids_incl = centroids_incl / centroids_incl_norm
# Exclusive centroids (1 per utterance)
centroids_excl = paddle.broadcast_to(
paddle.sum(embeds, axis=1, keepdim=True), embeds.shape) - embeds
centroids_excl /= (utterances_per_speaker - 1)
centroids_excl_norm = paddle.norm(centroids_excl,
p=2,
axis=2,
keepdim=True)
normalized_centroids_excl = centroids_excl / centroids_excl_norm
p1 = paddle.matmul(embeds.reshape([-1, embed_dim]),
normalized_centroids_incl,
transpose_y=True) # (NMN)
p1 = p1.reshape([-1])
# print("p1: ", p1.shape)
p2 = paddle.bmm(embeds.reshape([-1, 1, embed_dim]),
normalized_centroids_excl.reshape([-1, embed_dim,
1])) # (NM, 1, 1)
p2 = p2.reshape([-1]) # （NM)
# begin: alternative implementation for scatter
with paddle.no_grad():
index = paddle.arange(0,
speakers_per_batch * utterances_per_speaker,
dtype="int64").reshape([
speakers_per_batch,
utterances_per_speaker
])
index = index * speakers_per_batch + paddle.arange(
0, speakers_per_batch, dtype="int64").unsqueeze(-1)
index = paddle.reshape(index, [-1])
ones = paddle.ones(
[speakers_per_batch * utterances_per_speaker * speakers_per_batch])
zeros = paddle.zeros_like(index, dtype=ones.dtype)
mask_p1 = paddle.scatter(ones, index, zeros)
p = p1 * mask_p1 + (1 - mask_p1) * paddle.scatter(ones, index, p2)
# end: alternative implementation for scatter
# p = paddle.scatter(p1, index, p2)
p = p * self.similarity_weight + self.similarity_bias # neg
p = p.reshape(
[speakers_per_batch * utterances_per_speaker, speakers_per_batch])
return p, p1, p2
def _bipartite_match_for_batch(self, gt_bbox, gt_label, prior_boxes,
bg_index):
"""
Args:
gt_bbox (Tensor): [B, N, 4]
gt_label (Tensor): [B, N, 1]
prior_boxes (Tensor): [A, 4]
bg_index (int): Background class index
"""
batch_size, num_priors = gt_bbox.shape[0], prior_boxes.shape[0]
ious = iou_similarity(gt_bbox.reshape((-1, 4)), prior_boxes).reshape(
(batch_size, -1, num_priors))
# Calculate the number of object per sample.
num_object = (ious.sum(axis=-1) > 0).astype('int64').sum(axis=-1)
# For each prior box, get the max IoU of all GTs.
prior_max_iou, prior_argmax_iou = ious.max(axis=1), ious.argmax(axis=1)
# For each GT, get the max IoU of all prior boxes.
gt_max_iou, gt_argmax_iou = ious.max(axis=2), ious.argmax(axis=2)
# Gather target bbox and label according to 'prior_argmax_iou' index.
batch_ind = paddle.arange(
0, batch_size, dtype='int64').unsqueeze(-1).tile([1, num_priors])
prior_argmax_iou = paddle.stack([batch_ind, prior_argmax_iou], axis=-1)
targets_bbox = paddle.gather_nd(gt_bbox, prior_argmax_iou)
targets_label = paddle.gather_nd(gt_label, prior_argmax_iou)
# Assign negative
bg_index_tensor = paddle.full([batch_size, num_priors, 1], bg_index,
'int64')
targets_label = paddle.where(
prior_max_iou.unsqueeze(-1) < self.overlap_threshold,
bg_index_tensor, targets_label)
# Ensure each GT can match the max IoU prior box.
for i in range(batch_size):
if num_object[i] > 0:
targets_bbox[i] = paddle.scatter(
targets_bbox[i], gt_argmax_iou[i, :int(num_object[i])],
gt_bbox[i, :int(num_object[i])])
targets_label[i] = paddle.scatter(
targets_label[i], gt_argmax_iou[i, :int(num_object[i])],
gt_label[i, :int(num_object[i])])
# Encode box
prior_boxes = prior_boxes.unsqueeze(0).tile([batch_size, 1, 1])
targets_bbox = bbox2delta(prior_boxes.reshape([-1, 4]),
targets_bbox.reshape([-1, 4]),
self.prior_box_var)
targets_bbox = targets_bbox.reshape([batch_size, -1, 4])
return targets_bbox, targets_label
def rpn_anchor_target(anchors,
gt_boxes,
rpn_batch_size_per_im,
rpn_positive_overlap,
rpn_negative_overlap,
rpn_fg_fraction,
use_random=True,
batch_size=1,
ignore_thresh=-1,
is_crowd=None,
weights=[1., 1., 1., 1.],
assign_on_cpu=False):
tgt_labels = []
tgt_bboxes = []
tgt_deltas = []
for i in range(batch_size):
gt_bbox = gt_boxes[i]
is_crowd_i = is_crowd[i] if is_crowd else None
# Step1: match anchor and gt_bbox
matches, match_labels = label_box(anchors, gt_bbox,
rpn_positive_overlap,
rpn_negative_overlap, True,
ignore_thresh, is_crowd_i,
assign_on_cpu)
# Step2: sample anchor
fg_inds, bg_inds = subsample_labels(match_labels,
rpn_batch_size_per_im,
rpn_fg_fraction, 0, use_random)
# Fill with the ignore label (-1), then set positive and negative labels
labels = paddle.full(match_labels.shape, -1, dtype='int32')
if bg_inds.shape[0] > 0:
labels = paddle.scatter(labels, bg_inds,
paddle.zeros_like(bg_inds))
if fg_inds.shape[0] > 0:
labels = paddle.scatter(labels, fg_inds, paddle.ones_like(fg_inds))
# Step3: make output
if gt_bbox.shape[0] == 0:
matched_gt_boxes = paddle.zeros([0, 4])
tgt_delta = paddle.zeros([0, 4])
else:
matched_gt_boxes = paddle.gather(gt_bbox, matches)
tgt_delta = bbox2delta(anchors, matched_gt_boxes, weights)
matched_gt_boxes.stop_gradient = True
tgt_delta.stop_gradient = True
labels.stop_gradient = True
tgt_labels.append(labels)
tgt_bboxes.append(matched_gt_boxes)
tgt_deltas.append(tgt_delta)
return tgt_labels, tgt_bboxes, tgt_deltas
def scatter_add(self, dim,index, updates ):
assert dim==0, "scatter_add_, no support dim>0"
if "64" in str(updates.dtype):
updates=updates.astype("float32")
ret=self
if "64" in str(ret.dtype):
ret=ret.astype("float32")
if len(index.shape)==1:
ret=paddle.scatter(ret, index , updates , overwrite=False)
else:
for ii in range(index.shape[1]):
ret=paddle.scatter(ret,index[:,ii],updates ,overwrite=False)
return ret
def scatter_paddle(self, refined_seg_logits, point_indices, point_logits):
"""
paddle version scatter : equal to pytorch version scatter(-1,point_indices,point_logits).
Args:
refined_seg_logits(Tensor): shape=[batch_size, channels, height * width]
point_indices(Tensor): shape=[batch_size, channels, height * width]
point_logits(Tensor): shape[batch_size, channels, height * width]
Returns:
scattered refined_seg_logits(Tensor).
"""
original_shape = paddle.shape(
refined_seg_logits) # [batch_size, channels, height * width]
new_refined_seg_logits = refined_seg_logits.flatten(0, 1) # [N*C,H*W]
offsets = (paddle.arange(paddle.shape(new_refined_seg_logits)[0]) *
paddle.shape(new_refined_seg_logits)[1]).unsqueeze(
-1) # [N*C,1]
point_indices = point_indices.flatten(0, 1) # [N*C,H*W]
new_point_indices = (point_indices + offsets).flatten()
point_logits = point_logits.flatten() # [N*C*H*W]
refined_seg_logits = paddle.scatter(refined_seg_logits.flatten(),
new_point_indices,
point_logits,
overwrite=True)
return refined_seg_logits.reshape(shape=original_shape)
def forward(self, inp):
if self.div_val == 1:
embed = self.emb_layers[0](inp)
if self.d_proj != self.d_embed:
embed = F.linear(embed, self.emb_projs[0])
else:
inp_flat = paddle.reshape(inp, shape=[-1])
emb_flat = paddle.zeros(
[inp_flat.shape[0], self.d_proj], dtype=global_dtype)
for i in range(len(self.cutoffs)):
l_idx, r_idx = self.cutoff_ends[i], self.cutoff_ends[i + 1]
mask_i = (inp_flat >= l_idx) & (inp_flat < r_idx)
indices_i = paddle.nonzero(mask_i).squeeze([1])
if indices_i.numel() == 0:
continue
inp_i = paddle.gather(inp_flat, indices_i, axis=0) - l_idx
emb_i = self.emb_layers[i](inp_i)
emb_i = F.linear(emb_i, self.emb_projs[i])
emb_flat = paddle.scatter(emb_flat, indices_i, emb_i)
embed = paddle.reshape(
emb_flat, shape=inp.shape.append(self.d_proj))
embed = embed * self.emb_scale
return embed
def forward(self, x):
topk_val, topk_idx, gate_score = super().forward(
x, return_all_scores=True)
s = gate_score.shape[0]
top1_idx = topk_idx.flatten()
c_e = paddle.scatter(paddle.zeros(shape=[self.tot_expert]),
top1_idx,
paddle.ones_like(top1_idx, dtype="float32"),
overwrite=False) / s
m_e = paddle.mean(F.softmax(gate_score, axis=1), axis=0)
loss = paddle.mean(c_e * m_e) * (self.num_expert**2)
self.set_loss(loss)
cap_rate = self.capacity[0 if self.training else 1]
capacity = math.ceil(cap_rate * x.shape[0])
_new_lec, _new_gec, topk_idx = limit_by_capacity(topk_idx,
self.num_expert,
self.world_size,
capacity,
group=self.group)
if self.random_routing:
rand_routing_prob = paddle.rand(shape=[gate_score.shape[0]],
dtype="float32")
topk_idx = paddle.distributed.models.moe.utils._random_routing(
topk_idx, topk_val, rand_routing_prob)
return topk_val, topk_idx
def TopPProcess(probs, top_p, min_tokens_to_keep):
sorted_probs = paddle.sort(probs, descending=True)
sorted_indices = paddle.argsort(probs, descending=True)
cumulative_probs = paddle.cumsum(sorted_probs, axis=-1)
# Remove tokens with cumulative probs above the top_p, But keep at
# least min_tokens_to_keep tokens
sorted_indices_to_remove = cumulative_probs > top_p
if min_tokens_to_keep > 1:
# Set 'min_tokens_to_keep - 1' because the first token is kept
sorted_indices_to_remove[:, :min_tokens_to_keep - 1] = 0
# Keep the first token
sorted_indices_to_remove = paddle.cast(sorted_indices_to_remove,
dtype='int64')
sorted_indices_to_remove[:, 1:] = (
sorted_indices_to_remove[:, :-1].clone())
sorted_indices_to_remove[:, 0] = 0
# Scatter sorted tensors to original indexing
sorted_indices = sorted_indices + paddle.arange(
probs.shape[0]).unsqueeze(-1) * probs.shape[-1]
condition = paddle.scatter(sorted_indices_to_remove.flatten(),
sorted_indices.flatten(),
sorted_indices_to_remove.flatten())
condition = paddle.cast(condition, 'bool').reshape(probs.shape)
probs = paddle.where(condition, paddle.full_like(probs, 0.0),
probs)
return probs
def generate_segment_id(index):
zeros = paddle.zeros(index[-1] + 1, dtype="int32")
index = index[:-1]
segments = paddle.scatter(
zeros, index, paddle.ones_like(
index, dtype="int32"), overwrite=False)
segments = paddle.cumsum(segments)[:-1] - 1
return segments
def set_item(self, tensor_origin, value):
if not isinstance(value, paddle.fluid.Variable):
value = paddle.assign(value)
tensor_type = None
if tensor_origin.dtype in [
core.VarDesc.VarType.FP32, core.VarDesc.VarType.FP64
]:
tensor = tensor_origin
else:
tensor_type = tensor_origin.dtype
tensor = tensor_origin.astype(core.VarDesc.VarType.FP32)
if value.dtype != tensor.dtype:
value = value.astype(tensor.dtype)
shape_transpose = self.get_offset_stride(tensor_origin.shape)
index = paddle.assign(shape_transpose)
gather_tensor_shape = get_list_index_shape(
tensor.shape, [len(self.indexes), ] + list(self.indexes[-1].shape))
value_dims_bd = [1, ] * len(gather_tensor_shape)
value_dims_bd[-len(value.shape):] = list(value.shape)
for i in range(len(gather_tensor_shape)):
if not (value_dims_bd[i] == gather_tensor_shape[i] or
value_dims_bd[i] == 1):
raise ValueError("{} can not broadcast into {}".format(
value.shape, gather_tensor_shape))
value_broadcast = paddle.broadcast_to(value, gather_tensor_shape)
value_1d = value_broadcast.reshape([-1] + gather_tensor_shape[len(
index.shape) - 1:])
index_1d = index.reshape([-1, index.shape[-1]])
tensor_stride = paddle.assign(
self.shape_stride(tensor.shape[:index.shape[-1]]))
inds = []
for i in range(index_1d.shape[0]):
temp = (index_1d[i] * tensor_stride).sum()
inds.append(temp)
index_1d = paddle.stack(inds).reshape([-1])
t_reshape = tensor.reshape([-1] + list(tensor.shape[index.shape[-1]:]))
out = paddle.scatter(t_reshape, index_1d, value_1d)
if tensor_type is not None:
out = out.astype(tensor_type)
tensor_origin[:] = out.reshape(tensor_origin.shape)
return tensor_origin
def index_copy(x: paddorch.Tensor, dim, index, tensor):
query_key = []
for k in range(dim):
query_key.append(None)
if isinstance(index, Tensor):
index = index.long()
query_key.append(index)
# x[tuple(query_key)]=tensor
query_key = paddle.concat(query_key)
y = convertTensor(paddle.scatter(x, query_key, tensor))
return y
def rpn_anchor_target(anchors,
gt_boxes,
rpn_batch_size_per_im,
rpn_positive_overlap,
rpn_negative_overlap,
rpn_fg_fraction,
use_random=True,
batch_size=1,
weights=[1., 1., 1., 1.]):
tgt_labels = []
tgt_bboxes = []
tgt_deltas = []
for i in range(batch_size):
gt_bbox = gt_boxes[i]
# Step1: match anchor and gt_bbox
matches, match_labels = label_box(anchors, gt_bbox,
rpn_positive_overlap,
rpn_negative_overlap, True)
# Step2: sample anchor
fg_inds, bg_inds = subsample_labels(match_labels,
rpn_batch_size_per_im,
rpn_fg_fraction, 0, use_random)
# Fill with the ignore label (-1), then set positive and negative labels
labels = paddle.full(match_labels.shape, -1, dtype='int32')
labels = paddle.scatter(labels, fg_inds, paddle.ones_like(fg_inds))
labels = paddle.scatter(labels, bg_inds, paddle.zeros_like(bg_inds))
# Step3: make output
matched_gt_boxes = paddle.gather(gt_bbox, matches)
tgt_delta = bbox2delta(anchors, matched_gt_boxes, weights)
labels.stop_gradient = True
matched_gt_boxes.stop_gradient = True
tgt_delta.stop_gradient = True
tgt_labels.append(labels)
tgt_bboxes.append(matched_gt_boxes)
tgt_deltas.append(tgt_delta)
return tgt_labels, tgt_bboxes, tgt_deltas
def _local_gather(inp, pos, out_batch_size, maybe_overlap=True):
if pos.shape != [0]:
origin_dtype = inp.dtype
inp = paddle.cast(inp, dtype="float32")
inp_buf = paddle.scatter(paddle.zeros(
shape=[out_batch_size, inp.shape[-1]], dtype="float32"),
pos,
inp,
overwrite=True)
inp_buf = paddle.cast(inp_buf, dtype=origin_dtype)
else:
inp_buf = paddle.zeros([out_batch_size, inp.shape[-1]],
dtype=inp.dtype)
return inp_buf
def forward(self, input, targets):
relations, texts, x = input
node_nums, char_nums = [], []
for text in texts:
node_nums.append(text.shape[0])
char_nums.append(paddle.sum((text > -1).astype(int), axis=-1))
max_num = max([char_num.max() for char_num in char_nums])
all_nodes = paddle.concat([
paddle.concat(
[text,
paddle.zeros((text.shape[0], max_num - text.shape[1]))], -1)
for text in texts
])
temp = paddle.clip(all_nodes, min=0).astype(int)
embed_nodes = self.node_embed(temp)
rnn_nodes, _ = self.rnn(embed_nodes)
b, h, w = rnn_nodes.shape
nodes = paddle.zeros([b, w])
all_nums = paddle.concat(char_nums)
valid = paddle.nonzero((all_nums > 0).astype(int))
temp_all_nums = (paddle.gather(all_nums, valid) -
1).unsqueeze(-1).unsqueeze(-1)
temp_all_nums = paddle.expand(temp_all_nums, [
temp_all_nums.shape[0], temp_all_nums.shape[1], rnn_nodes.shape[-1]
])
temp_all_nodes = paddle.gather(rnn_nodes, valid)
N, C, A = temp_all_nodes.shape
one_hot = F.one_hot(temp_all_nums[:, 0, :],
num_classes=C).transpose([0, 2, 1])
one_hot = paddle.multiply(temp_all_nodes,
one_hot.astype("float32")).sum(axis=1,
keepdim=True)
t = one_hot.expand([N, 1, A]).squeeze(1)
nodes = paddle.scatter(nodes, valid.squeeze(1), t)
if x is not None:
nodes = self.fusion([x, nodes])
all_edges = paddle.concat(
[rel.reshape([-1, rel.shape[-1]]) for rel in relations])
embed_edges = self.edge_embed(all_edges.astype('float32'))
embed_edges = F.normalize(embed_edges)
for gnn_layer in self.gnn_layers:
nodes, cat_nodes = gnn_layer(nodes, embed_edges, node_nums)
node_cls, edge_cls = self.node_cls(nodes), self.edge_cls(cat_nodes)
return node_cls, edge_cls
def test_dygraph(self):
for place in self.places:
with fluid.dygraph.guard(place):
x_data = np.array([[1, 1], [2, 2], [3, 3]]).astype(np.float64)
index_data = np.array([2, 1, 0, 1]).astype(np.int64)
updates_data = np.array([[1, 1], [2, 2], [3, 3],
[4, 4]]).astype(np.float64)
x = fluid.dygraph.to_variable(x_data)
index = fluid.dygraph.to_variable(index_data)
updates = fluid.dygraph.to_variable(updates_data)
output1 = paddle.scatter(x, index, updates, overwrite=False)
self.assertEqual((output1.numpy() == \
np.array([[3., 3.],[6., 6.],[1., 1.]])).all(), True)
def force_decoding(self, beam_search_output, beam_search_state, trg_word,
trg_length, time):
batch_size = paddle.shape(beam_search_output.predicted_ids)[0]
beam_size = paddle.shape(beam_search_output.predicted_ids)[1]
ids_dtype = beam_search_output.predicted_ids.dtype
scores_dtype = beam_search_output.scores.dtype
parent_ids = paddle.zeros(shape=[batch_size, 1], dtype=ids_dtype)
scores = paddle.ones(shape=[batch_size, beam_size],
dtype=scores_dtype) * -10e9
scores = paddle.scatter(
scores.flatten(),
paddle.arange(0,
batch_size * beam_size,
step=beam_size,
dtype=scores_dtype),
paddle.zeros([batch_size])).reshape([batch_size, beam_size])
force_position = paddle.unsqueeze(trg_length > time, [1])
# NOTE: When the date type of the input of paddle.tile is bool
# and enable static mode, its stop_gradient must be True .
force_position.stop_gradient = True
force_position = paddle.tile(force_position, [1, beam_size])
crt_trg_word = paddle.slice(trg_word,
axes=[1],
starts=[time],
ends=[time + 1])
crt_trg_word = paddle.tile(crt_trg_word, [1, beam_size])
predicted_ids = paddle.where(force_position, crt_trg_word,
beam_search_output.predicted_ids)
scores = paddle.where(force_position, scores,
beam_search_output.scores)
parent_ids = paddle.where(force_position, parent_ids,
beam_search_output.parent_ids)
cell_states = beam_search_state.cell_states
log_probs = paddle.where(force_position, scores,
beam_search_state.log_probs)
finished = beam_search_state.finished
lengths = beam_search_state.lengths
return self.OutputWrapper(scores, predicted_ids,
parent_ids), self.StateWrapper(
cell_states, log_probs, finished,
lengths)
def perm_to_Pmat(perm, dim):
pshape = perm.shape
bs = int(np.product(perm.shape[:-1]).item())
perm = perm.reshape((bs, pshape[-1]))
oneslst = []
for i in range(bs):
idlst = np.arange(dim)
perm_item = perm[i, :]
for idx, p in enumerate(perm_item - 1):
temp = idlst[idx]
idlst[idx] = idlst[p]
idlst[p] = temp
ones = paddle.eye(dim)
nmat = paddle.scatter(ones, paddle.to_tensor(idlst), ones)
oneslst.append(nmat)
return np.array(oneslst).reshape(list(pshape[:-1]) + [dim, dim])
def forward(self, graph_list, feature, m2v_feature, label_y, label_idx):
m2v_fc = self.input_drop(self.m2v_fc(m2v_feature))
feature = feature + m2v_fc
label_embed = self.label_embed(label_y)
label_embed = self.input_drop(label_embed)
feature_label = paddle.gather(feature, label_idx)
label_embed = paddle.concat([label_embed, feature_label], axis=1)
label_embed = self.label_mlp(label_embed)
feature = paddle.scatter(feature,
label_idx,
label_embed,
overwrite=True)
for idx, (sg, sub_index) in enumerate(graph_list):
temp_feat = []
skip_feat = paddle.gather(feature, sub_index, axis=0)
skip_feat = self.skips[idx](skip_feat)
skip_feat = self.norms[idx][0](skip_feat)
skip_feat = F.elu(skip_feat)
temp_feat.append(skip_feat)
for i in range(self.edge_type):
masked = sg.edge_feat['edge_type'] == i
m_sg = self.get_subgraph_by_masked(sg, masked)
if m_sg is not None:
feature_temp = self.gats[idx][i](m_sg, feature)
feature_temp = paddle.gather(feature_temp,
sub_index,
axis=0)
feature_temp = self.norms[idx][i + 1](feature_temp)
feature_temp = F.elu(feature_temp)
#skip_feat += feature_temp
temp_feat.append(feature_temp)
temp_feat = paddle.stack(temp_feat, axis=1) # b x 3 x dim
temp_feat_attn = self.path_attns[idx](temp_feat) # b x 3 x 1
temp_feat_attn = F.softmax(temp_feat_attn, axis=1)
temp_feat_attn = paddle.transpose(temp_feat_attn,
perm=[0, 2, 1]) # b x 1 x 3
skip_feat = paddle.bmm(temp_feat_attn, temp_feat)[:, 0]
skip_feat = self.path_norms[idx](skip_feat)
#feature = F.elu(skip_feat)
feature = self.dropout(skip_feat)
output = self.mlp(feature)
return output
def test_scatter_fp16(self):
paddle.disable_static(place=paddle.CUDAPlace(0))
x_tensor = paddle.to_tensor(self.x_np, stop_gradient=False)
index_tensor = paddle.to_tensor(self.index_np)
updates_tensor = paddle.to_tensor(self.updates_np, stop_gradient=False)
out_tensor = paddle.scatter(x_tensor, index_tensor, updates_tensor)
paddle.autograd.backward([out_tensor],
[paddle.to_tensor(self.dout_np)],
retain_graph=True)
ref_grad_updates = self.compute_ref_grad_updates()
np.testing.assert_allclose(ref_grad_updates.numpy(),
updates_tensor.grad.numpy(),
rtol=1e-5,
atol=1e-5)
np.testing.assert_allclose(self.ref_dx,
x_tensor.grad.numpy(),
rtol=1e-5,
atol=1e-5)
def index_fill_(self, dim, index, val):
x_shape = self.shape
index_shape = index.shape
if dim != 0:
perm_list = list(range(len(x_shape)))
while dim < 0:
dim += len(x_shape)
perm_list.pop(dim)
perm_list = [dim] + perm_list
self = paddle.transpose(self, perm=perm_list)
s = x_shape.pop(dim)
x_shape = [s] + x_shape
updates_shape = index_shape + x_shape[1:]
updates = paddle.full(updates_shape, fill_value=val, dtype=self.dtype)
out = paddle.scatter(self, index, updates)
if dim != 0:
perm_list = list(range(len(x_shape)))
perm_list.pop(0)
perm_list.insert(dim, 0)
out = paddle.transpose(out, perm=perm_list)
paddle.assign(out, output=self)
def _get_loss_class(self, logits, gt_class, match_indices, bg_index,
num_gts):
# logits: [b, query, num_classes], gt_class: list[[n, 1]]
target_label = paddle.full(logits.shape[:2], bg_index, dtype='int64')
bs, num_query_objects = target_label.shape
if sum(len(a) for a in gt_class) > 0:
index, updates = self._get_index_updates(num_query_objects,
gt_class, match_indices)
target_label = paddle.scatter(target_label.reshape([-1, 1]), index,
updates.astype('int64'))
target_label = target_label.reshape([bs, num_query_objects])
if self.use_focal_loss:
target_label = F.one_hot(target_label,
self.num_classes + 1)[..., :-1]
return {
'loss_class':
self.loss_coeff['class'] *
sigmoid_focal_loss(logits, target_label, num_gts /
num_query_objects)
if self.use_focal_loss else F.cross_entropy(
logits, target_label, weight=self.loss_coeff['class'])
}
def check_static_result(self, place):
with fluid.program_guard(fluid.Program(), fluid.Program()):
input = fluid.data(name="input", shape=[3, 2], dtype="float64")
index = fluid.data(name="index", shape=[4], dtype="int64")
updates = fluid.data(name="updates", shape=[4, 2], dtype="float64")
result = paddle.scatter(input, index, updates, False)
input_data = np.array([[1, 1], [2, 2], [3, 3]]).astype(np.float64)
index_data = np.array([2, 1, 0, 1]).astype(np.int64)
updates_data = np.array([[1, 1], [2, 2], [3, 3],
[4, 4]]).astype(np.float64)
exe = fluid.Executor(place)
fetches = exe.run(fluid.default_main_program(),
feed={
"input": input_data,
"index": index_data,
"updates": updates_data
},
fetch_list=[result])
self.assertEqual((fetches[0] == \
np.array([[3., 3.],[6., 6.],[1., 1.]])).all(), True)
def aggr(batch, y, nxt_y, y0, alpha):
pred = graph.predecessor(batch.numpy())
self_label = paddle.to_tensor(y[batch.numpy()])
self_label0 = paddle.to_tensor(y0[batch.numpy()])
pred_id = []
for n, p in enumerate(pred):
if len(p) > 0:
pred_id.append(np.ones(len(p)) * n)
pred_cat = np.concatenate(pred)
pred_id_cat = paddle.to_tensor(np.concatenate(pred_id), dtype="int64")
pred_cat_pd = paddle.to_tensor(pred_cat)
pred_label = paddle.to_tensor(y[pred_cat])
pred_norm = paddle.gather(indegree, pred_cat_pd)
self_norm = paddle.gather(indegree, paddle.to_tensor(batch, dtype="int64"))
others = paddle.zeros_like(self_label)
others = paddle.scatter(others, pred_id_cat, pred_label)
others = (1 - alpha) * (others + self_label
) * self_norm + alpha * self_label0
others = others / paddle.sum(others, -1, keepdim=True)
nxt_y[batch] = others.numpy()
def test_static_graph():
with paddle.static.program_guard(paddle.static.Program(),
paddle.static.Program()):
x_t = paddle.static.data(name="x",
dtype=x.dtype,
shape=x.shape)
index_t = paddle.static.data(name="index",
dtype=index.dtype,
shape=index.shape)
updates_t = paddle.static.data(name="updates",
dtype=updates.dtype,
shape=updates.shape)
out_t = paddle.scatter(x_t, index_t, updates_t)
feed = {
x_t.name: x,
index_t.name: index,
updates_t.name: updates
}
fetch = [out_t]
gpu_exe = paddle.static.Executor(paddle.CUDAPlace(0))
gpu_value = gpu_exe.run(feed=feed, fetch_list=fetch)[0]
return gpu_value
def forward(self, hidden, target, keep_order=False):
assert (hidden.shape[0] == target.shape[0])
if self.num_clusters == 0:
logit = self._compute_logits(hidden, self.out_layers_weight[0],
self.out_layers_bias[0],
self.out_projs[0])
nll = -paddle.log(F.softmax(logit, axis=-1))
idx = paddle.concat(
[
paddle.arange(0, nll.shape[0]).unsqueeze([1]),
target.unsqueeze(1)
],
axis=1)
nll = paddle.gather_nd(nll, idx)
else:
weights, biases = [], []
for i in range(len(self.cutoffs)):
if self.div_val == 1:
l_idx, r_idx = self.cutoff_ends[i], self.cutoff_ends[i + 1]
weight_i = self.out_layers_weight[0][l_idx:r_idx]
bias_i = self.out_layers_bias[0][l_idx:r_idx]
else:
weight_i = self.out_layers_weight[i]
bias_i = self.out_layers_bias[i]
if i == 0:
weight_i = paddle.concat(
[weight_i, self.cluster_weight], axis=0)
bias_i = paddle.concat([bias_i, self.cluster_bias], axis=0)
weights.append(weight_i)
biases.append(bias_i)
head_weight, head_bias, head_proj = weights[0], biases[
0], self.out_projs[0]
head_logit = self._compute_logits(hidden, head_weight, head_bias,
head_proj)
head_logprob = paddle.log(F.softmax(head_logit, axis=-1))
nll = paddle.zeros_like(target, dtype=hidden.dtype)
offset = 0
cutoff_values = [0] + self.cutoffs
for i in range(len(cutoff_values) - 1):
l_idx, r_idx = cutoff_values[i], cutoff_values[i + 1]
mask_i = paddle.cast(
target >= l_idx,
dtype=paddle.get_default_dtype()) * paddle.cast(
target < r_idx, dtype="int64")
indices_i = paddle.nonzero(mask_i).squeeze([1])
if paddle.numel(indices_i) == 0:
continue
target_i = paddle.gather(target, indices_i, axis=0) - l_idx
head_logprob_i = paddle.gather(head_logprob, indices_i, axis=0)
if i == 0:
target_i_idx = paddle.concat(
[
paddle.arange(0, head_logprob_i.shape[0]).unsqueeze(
[1]), target_i.unsqueeze([1])
],
axis=1)
logprob_i = head_logprob_i.gather_nd(target_i_idx)
else:
weight_i, bias_i, proj_i = weights[i], biases[
i], self.out_projs[i].weight if self.out_projs[
i] is not None else None
hidden_i = paddle.gather(hidden, indices_i, axis=0)
tail_logit_i = self._compute_logits(hidden_i, weight_i,
bias_i, proj_i)
tail_logprob_i = paddle.log(
F.softmax(
tail_logit_i, axis=-1))
target_i_idx = paddle.concat(
[
paddle.arange(0, tail_logprob_i.shape[0]).unsqueeze(
[1]), target_i.unsqueeze([1])
],
axis=1)
logprob_i = tail_logprob_i.gather_nd(target_i_idx)
logprob_i = head_logprob_i[:, -i] + logprob_i
if self.keep_order or keep_order:
nll = paddle.scatter(nll, indices_i, -logprob_i)
else:
index = paddle.arange(offset, offset + logprob_i.shape[0],
1)
nll = paddle.scatter(nll, index, -logprob_i)
offset += logprob_i.shape[0]
return nll
def test_dygraph():
with fluid.dygraph.guard():
gpu_out = paddle.scatter(paddle.to_tensor(x),
paddle.to_tensor(index),
paddle.to_tensor(updates))
return gpu_out.numpy()
def forward(self, feed_dict):
g = feed_dict['graph']
x = g.node_feat["feat"]
edge_feat = g.edge_feat["feat"]
h_list = [self.atom_encoder(x)]
### virtual node embeddings for graphs
virtualnode_embedding = self.virtualnode_embedding.expand(
[g.num_graph, self.virtualnode_embedding.shape[-1]])
junc_feat = self.junc_embed(feed_dict['junc_graph'].node_feat['feat'])
junc_feat = paddle.squeeze(junc_feat, axis=1)
for layer in range(self.num_layers):
### add message from virtual nodes to graph nodes
h_list[layer] = h_list[layer] + paddle.gather(virtualnode_embedding, g.graph_node_id)
### Message passing among graph nodes
h = self.convs[layer](g, h_list[layer], edge_feat)
h = self.batch_norms[layer](h)
if layer == self.num_layers - 1:
#remove relu for the last layer
h = F.dropout(h, self.drop_ratio, training = self.training)
else:
h = F.dropout(F.swish(h), self.drop_ratio, training = self.training)
if self.residual:
h = h + h_list[layer]
# junction tree aggr
atom_index = feed_dict['mol2junc'][:, 0]
junc_index = feed_dict['mol2junc'][:, 1]
gather_h = paddle.gather(h, atom_index)
out_dim = gather_h.shape[-1]
num = feed_dict['junc_graph'].num_nodes
init_h = paddle.zeros(shape=[num, out_dim], dtype=gather_h.dtype)
junc_h = paddle.scatter(init_h, junc_index, gather_h, overwrite=False)
# node feature of junction tree
junc_h = junc_feat + junc_h
junc_h = self.junc_convs[layer](feed_dict['junc_graph'], junc_h)
junc_h = paddle.gather(junc_h, junc_index)
init_h = paddle.zeros(shape=[feed_dict['graph'].num_nodes, out_dim], dtype=h.dtype)
sct_h = paddle.scatter(init_h, atom_index, junc_h, overwrite=False)
h = h + sct_h
h_list.append(h)
### update the virtual nodes
if layer < self.num_layers - 1:
### add message from graph nodes to virtual nodes
virtualnode_embedding_temp = self.pool(g, h_list[layer]) + virtualnode_embedding
### transform virtual nodes using MLP
if self.residual:
virtualnode_embedding = virtualnode_embedding + F.dropout(self.mlp_virtualnode_list[layer](virtualnode_embedding_temp), self.drop_ratio, training = self.training)
else:
virtualnode_embedding = F.dropout(self.mlp_virtualnode_list[layer](virtualnode_embedding_temp), self.drop_ratio, training = self.training)
### Different implementations of Jk-concat
if self.JK == "last":
node_representation = h_list[-1]
elif self.JK == "sum":
node_representation = 0
for layer in range(self.num_layers):
node_representation += h_list[layer]
return node_representation
def forward(self, inputs, _index, _updates):
"""
forward
"""
x = paddle.scatter(inputs, _index, _updates, overwrite=self.overwrite)
return x
def test_tensor_patch_method(self):
paddle.disable_static()
x_np = np.random.uniform(-1, 1, [2, 3]).astype(self.dtype)
y_np = np.random.uniform(-1, 1, [2, 3]).astype(self.dtype)
z_np = np.random.uniform(-1, 1, [6, 9]).astype(self.dtype)
x = paddle.to_tensor(x_np)
y = paddle.to_tensor(y_np)
z = paddle.to_tensor(z_np)
a = paddle.to_tensor([[1, 1], [2, 2], [3, 3]])
b = paddle.to_tensor([[1, 1], [2, 2], [3, 3]])
# 1. Unary operation for Tensor
self.assertEqual(x.dim(), 2)
self.assertEqual(x.ndimension(), 2)
self.assertEqual(x.ndim, 2)
self.assertEqual(x.size, 6)
self.assertEqual(x.numel(), 6)
self.assertTrue(np.array_equal(x.exp().numpy(), paddle.exp(x).numpy()))
self.assertTrue(
np.array_equal(x.tanh().numpy(),
paddle.tanh(x).numpy()))
self.assertTrue(
np.array_equal(x.atan().numpy(),
paddle.atan(x).numpy()))
self.assertTrue(np.array_equal(x.abs().numpy(), paddle.abs(x).numpy()))
m = x.abs()
self.assertTrue(
np.array_equal(m.sqrt().numpy(),
paddle.sqrt(m).numpy()))
self.assertTrue(
np.array_equal(m.rsqrt().numpy(),
paddle.rsqrt(m).numpy()))
self.assertTrue(
np.array_equal(x.ceil().numpy(),
paddle.ceil(x).numpy()))
self.assertTrue(
np.array_equal(x.floor().numpy(),
paddle.floor(x).numpy()))
self.assertTrue(np.array_equal(x.cos().numpy(), paddle.cos(x).numpy()))
self.assertTrue(
np.array_equal(x.acos().numpy(),
paddle.acos(x).numpy()))
self.assertTrue(
np.array_equal(x.asin().numpy(),
paddle.asin(x).numpy()))
self.assertTrue(np.array_equal(x.sin().numpy(), paddle.sin(x).numpy()))
self.assertTrue(
np.array_equal(x.sinh().numpy(),
paddle.sinh(x).numpy()))
self.assertTrue(
np.array_equal(x.cosh().numpy(),
paddle.cosh(x).numpy()))
self.assertTrue(
np.array_equal(x.round().numpy(),
paddle.round(x).numpy()))
self.assertTrue(
np.array_equal(x.reciprocal().numpy(),
paddle.reciprocal(x).numpy()))
self.assertTrue(
np.array_equal(x.square().numpy(),
paddle.square(x).numpy()))
self.assertTrue(
np.array_equal(x.rank().numpy(),
paddle.rank(x).numpy()))
self.assertTrue(
np.array_equal(x[0].t().numpy(),
paddle.t(x[0]).numpy()))
self.assertTrue(
np.array_equal(x.asinh().numpy(),
paddle.asinh(x).numpy()))
### acosh(x) = nan, need to change input
t_np = np.random.uniform(1, 2, [2, 3]).astype(self.dtype)
t = paddle.to_tensor(t_np)
self.assertTrue(
np.array_equal(t.acosh().numpy(),
paddle.acosh(t).numpy()))
self.assertTrue(
np.array_equal(x.atanh().numpy(),
paddle.atanh(x).numpy()))
d = paddle.to_tensor([[1.2285208, 1.3491015, 1.4899898],
[1.30058, 1.0688717, 1.4928783],
[1.0958099, 1.3724753, 1.8926544]])
d = d.matmul(d.t())
# ROCM not support cholesky
if not fluid.core.is_compiled_with_rocm():
self.assertTrue(
np.array_equal(d.cholesky().numpy(),
paddle.cholesky(d).numpy()))
self.assertTrue(
np.array_equal(x.is_empty().numpy(),
paddle.is_empty(x).numpy()))
self.assertTrue(
np.array_equal(x.isfinite().numpy(),
paddle.isfinite(x).numpy()))
self.assertTrue(
np.array_equal(
x.cast('int32').numpy(),
paddle.cast(x, 'int32').numpy()))
self.assertTrue(
np.array_equal(
x.expand([3, 2, 3]).numpy(),
paddle.expand(x, [3, 2, 3]).numpy()))
self.assertTrue(
np.array_equal(
x.tile([2, 2]).numpy(),
paddle.tile(x, [2, 2]).numpy()))
self.assertTrue(
np.array_equal(x.flatten().numpy(),
paddle.flatten(x).numpy()))
index = paddle.to_tensor([0, 1])
self.assertTrue(
np.array_equal(
x.gather(index).numpy(),
paddle.gather(x, index).numpy()))
index = paddle.to_tensor([[0, 1], [1, 2]])
self.assertTrue(
np.array_equal(
x.gather_nd(index).numpy(),
paddle.gather_nd(x, index).numpy()))
self.assertTrue(
np.array_equal(
x.reverse([0, 1]).numpy(),
paddle.reverse(x, [0, 1]).numpy()))
self.assertTrue(
np.array_equal(
a.reshape([3, 2]).numpy(),
paddle.reshape(a, [3, 2]).numpy()))
self.assertTrue(
np.array_equal(
x.slice([0, 1], [0, 0], [1, 2]).numpy(),
paddle.slice(x, [0, 1], [0, 0], [1, 2]).numpy()))
self.assertTrue(
np.array_equal(
x.split(2)[0].numpy(),
paddle.split(x, 2)[0].numpy()))
m = paddle.to_tensor(
np.random.uniform(-1, 1, [1, 6, 1, 1]).astype(self.dtype))
self.assertTrue(
np.array_equal(
m.squeeze([]).numpy(),
paddle.squeeze(m, []).numpy()))
self.assertTrue(
np.array_equal(
m.squeeze([1, 2]).numpy(),
paddle.squeeze(m, [1, 2]).numpy()))
m = paddle.to_tensor([2, 3, 3, 1, 5, 3], 'float32')
self.assertTrue(
np.array_equal(m.unique()[0].numpy(),
paddle.unique(m)[0].numpy()))
self.assertTrue(
np.array_equal(
m.unique(return_counts=True)[1],
paddle.unique(m, return_counts=True)[1]))
self.assertTrue(np.array_equal(x.flip([0]), paddle.flip(x, [0])))
self.assertTrue(np.array_equal(x.unbind(0), paddle.unbind(x, 0)))
self.assertTrue(np.array_equal(x.roll(1), paddle.roll(x, 1)))
self.assertTrue(np.array_equal(x.cumsum(1), paddle.cumsum(x, 1)))
m = paddle.to_tensor(1)
self.assertTrue(np.array_equal(m.increment(), paddle.increment(m)))
m = x.abs()
self.assertTrue(np.array_equal(m.log(), paddle.log(m)))
self.assertTrue(np.array_equal(x.pow(2), paddle.pow(x, 2)))
self.assertTrue(np.array_equal(x.reciprocal(), paddle.reciprocal(x)))
# 2. Binary operation
self.assertTrue(
np.array_equal(x.divide(y).numpy(),
paddle.divide(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.matmul(y, True, False).numpy(),
paddle.matmul(x, y, True, False).numpy()))
self.assertTrue(
np.array_equal(
x.norm(p='fro', axis=[0, 1]).numpy(),
paddle.norm(x, p='fro', axis=[0, 1]).numpy()))
self.assertTrue(
np.array_equal(x.dist(y).numpy(),
paddle.dist(x, y).numpy()))
self.assertTrue(
np.array_equal(x.cross(y).numpy(),
paddle.cross(x, y).numpy()))
m = x.expand([2, 2, 3])
n = y.expand([2, 2, 3]).transpose([0, 2, 1])
self.assertTrue(
np.array_equal(m.bmm(n).numpy(),
paddle.bmm(m, n).numpy()))
self.assertTrue(
np.array_equal(
x.histogram(5, -1, 1).numpy(),
paddle.histogram(x, 5, -1, 1).numpy()))
self.assertTrue(
np.array_equal(x.equal(y).numpy(),
paddle.equal(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.greater_equal(y).numpy(),
paddle.greater_equal(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.greater_than(y).numpy(),
paddle.greater_than(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.less_equal(y).numpy(),
paddle.less_equal(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.less_than(y).numpy(),
paddle.less_than(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.not_equal(y).numpy(),
paddle.not_equal(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.equal_all(y).numpy(),
paddle.equal_all(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.allclose(y).numpy(),
paddle.allclose(x, y).numpy()))
m = x.expand([2, 2, 3])
self.assertTrue(
np.array_equal(
x.expand_as(m).numpy(),
paddle.expand_as(x, m).numpy()))
index = paddle.to_tensor([2, 1, 0])
self.assertTrue(
np.array_equal(
a.scatter(index, b).numpy(),
paddle.scatter(a, index, b).numpy()))
# 3. Bool tensor operation
x = paddle.to_tensor([[True, False], [True, False]])
y = paddle.to_tensor([[False, False], [False, True]])
self.assertTrue(
np.array_equal(
x.logical_and(y).numpy(),
paddle.logical_and(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.logical_not(y).numpy(),
paddle.logical_not(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.logical_or(y).numpy(),
paddle.logical_or(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.logical_xor(y).numpy(),
paddle.logical_xor(x, y).numpy()))
self.assertTrue(
np.array_equal(
x.logical_and(y).numpy(),
paddle.logical_and(x, y).numpy()))
a = paddle.to_tensor([[1, 2], [3, 4]])
b = paddle.to_tensor([[4, 3], [2, 1]])
self.assertTrue(
np.array_equal(
x.where(a, b).numpy(),
paddle.where(x, a, b).numpy()))
x_np = np.random.randn(3, 6, 9, 7)
x = paddle.to_tensor(x_np)
x_T = x.T
self.assertTrue(x_T.shape, [7, 9, 6, 3])
self.assertTrue(np.array_equal(x_T.numpy(), x_np.T))
self.assertTrue(inspect.ismethod(a.dot))
self.assertTrue(inspect.ismethod(a.logsumexp))
self.assertTrue(inspect.ismethod(a.multiplex))
self.assertTrue(inspect.ismethod(a.prod))
self.assertTrue(inspect.ismethod(a.scale))
self.assertTrue(inspect.ismethod(a.stanh))
self.assertTrue(inspect.ismethod(a.add_n))
self.assertTrue(inspect.ismethod(a.max))
self.assertTrue(inspect.ismethod(a.maximum))
self.assertTrue(inspect.ismethod(a.min))
self.assertTrue(inspect.ismethod(a.minimum))
self.assertTrue(inspect.ismethod(a.floor_divide))
self.assertTrue(inspect.ismethod(a.remainder))
self.assertTrue(inspect.ismethod(a.floor_mod))
self.assertTrue(inspect.ismethod(a.multiply))
self.assertTrue(inspect.ismethod(a.logsumexp))
self.assertTrue(inspect.ismethod(a.inverse))
self.assertTrue(inspect.ismethod(a.log1p))
self.assertTrue(inspect.ismethod(a.erf))
self.assertTrue(inspect.ismethod(a.addmm))
self.assertTrue(inspect.ismethod(a.clip))
self.assertTrue(inspect.ismethod(a.trace))
self.assertTrue(inspect.ismethod(a.kron))
self.assertTrue(inspect.ismethod(a.isinf))
self.assertTrue(inspect.ismethod(a.isnan))
self.assertTrue(inspect.ismethod(a.concat))
self.assertTrue(inspect.ismethod(a.broadcast_to))
self.assertTrue(inspect.ismethod(a.scatter_nd_add))
self.assertTrue(inspect.ismethod(a.scatter_nd))
self.assertTrue(inspect.ismethod(a.shard_index))
self.assertTrue(inspect.ismethod(a.chunk))
self.assertTrue(inspect.ismethod(a.stack))
self.assertTrue(inspect.ismethod(a.strided_slice))
self.assertTrue(inspect.ismethod(a.unsqueeze))
self.assertTrue(inspect.ismethod(a.unstack))
self.assertTrue(inspect.ismethod(a.argmax))
self.assertTrue(inspect.ismethod(a.argmin))
self.assertTrue(inspect.ismethod(a.argsort))
self.assertTrue(inspect.ismethod(a.masked_select))
self.assertTrue(inspect.ismethod(a.topk))
self.assertTrue(inspect.ismethod(a.index_select))
self.assertTrue(inspect.ismethod(a.nonzero))
self.assertTrue(inspect.ismethod(a.sort))
self.assertTrue(inspect.ismethod(a.index_sample))
self.assertTrue(inspect.ismethod(a.mean))
self.assertTrue(inspect.ismethod(a.std))
self.assertTrue(inspect.ismethod(a.numel))
import paddle
a = paddle.zeros([1]).astype("float32")
b = paddle.zeros([5]).astype("int32")
c = paddle.arange(5, 10).astype("float32")
d = paddle.scatter(a, b, c, overwrite=False)
print(d)
