def prepare_data(self):
dataset = MAG240MDataset(self.data_dir)
edge_path = f'{dataset.dir}/paper_to_paper_symmetric_pgl'
t = time.perf_counter()
if not osp.exists(edge_path):
log.info('Converting adjacency matrix...')
edge_index = dataset.edge_index('paper', 'cites', 'paper')
edge_index = edge_index.T
edges_new = np.zeros((edge_index.shape[0], 2))
edges_new[:, 0] = edge_index[:, 1]
edges_new[:, 1] = edge_index[:, 0]
edge_index = np.vstack((edge_index, edges_new))
edge_index = np.unique(edge_index, axis=0)
graph = Graph(edge_index, sorted=True)
graph.adj_dst_index
graph.dump(edge_path)
log.info(f'Done! [{time.perf_counter() - t:.2f}s]')
np.random.seed(self.seed)
self.train_idx = dataset.get_idx_split('train')
np.random.shuffle(self.train_idx)
self.val_idx = dataset.get_idx_split('valid')
self.test_idx = dataset.get_idx_split('test')
self.x = dataset.paper_feat
self.y = dataset.all_paper_label
self.graph = Graph.load(edge_path, mmap_mode='r+')
log.info(f'Done! [{time.perf_counter() - t:.2f}s]')
def prepare_data(self):
dataset = MAG240MDataset(self.data_dir)
graph_file_list = []
paper_edge_path = f'{dataset.dir}/paper_to_paper_symmetric_pgl_split'
graph_file_list.append(paper_edge_path)
t = time.perf_counter()
if not osp.exists(paper_edge_path):
log.info('Converting adjacency matrix...')
edge_index = dataset.edge_index('paper', 'cites', 'paper')
edge_index = edge_index.T
edges_new = np.zeros((edge_index.shape[0], 2))
edges_new[:, 0] = edge_index[:, 1]
edges_new[:, 1] = edge_index[:, 0]
edge_index = np.vstack((edge_index, edges_new))
edge_types = np.full([
edge_index.shape[0],
], 0, dtype='int32')
graph = Graph(edge_index,
num_nodes=dataset.num_papers,
edge_feat={'edge_type': edge_types})
graph.adj_dst_index
graph.dump(paper_edge_path)
log.info(f'Done! [{time.perf_counter() - t:.2f}s]')
author_edge_path = f'{dataset.dir}/paper_to_author_symmetric_pgl_split_src'
graph_file_list.append(author_edge_path)
t = time.perf_counter()
if not osp.exists(author_edge_path):
log.info('Converting author matrix...')
# author
log.info('adding author edges')
edge_index = dataset.edge_index('author', 'writes', 'paper')
edge_index = edge_index.T
row, col = edge_index[:, 0], edge_index[:, 1]
log.info(row[:10])
row += dataset.num_papers
edge_types = np.full(row.shape, 1, dtype='int32')
edge_index = np.stack([row, col], axis=1)
graph = Graph(edge_index, edge_feat={'edge_type': edge_types})
graph.adj_dst_index
graph.dump(author_edge_path)
log.info(
f'Done! finish author_edge [{time.perf_counter() - t:.2f}s]')
author_edge_path = f'{dataset.dir}/paper_to_author_symmetric_pgl_split_dst'
graph_file_list.append(author_edge_path)
t = time.perf_counter()
if not osp.exists(author_edge_path):
log.info('Converting author matrix...')
# author
log.info('adding author edges')
edge_index = dataset.edge_index('author', 'writes', 'paper')
edge_index = edge_index.T
row, col = edge_index[:, 0], edge_index[:, 1]
log.info(row[:10])
row += dataset.num_papers
edge_types = np.full(row.shape, 2, dtype='int32')
edge_index = np.stack([col, row], axis=1)
graph = Graph(edge_index, edge_feat={'edge_type': edge_types})
graph.adj_dst_index
graph.dump(author_edge_path)
log.info(
f'Done! finish author_edge [{time.perf_counter() - t:.2f}s]')
institution_edge_path = f'{dataset.dir}/institution_edge_symmetric_pgl_split_src'
graph_file_list.append(institution_edge_path)
t = time.perf_counter()
if not osp.exists(institution_edge_path):
log.info('Converting institution matrix...')
# institution
log.info('adding institution edges')
edge_index = dataset.edge_index('author', 'institution')
edge_index = edge_index.T
row, col = edge_index[:, 0], edge_index[:, 1]
log.info(row[:10])
row += dataset.num_papers
col += dataset.num_papers + dataset.num_authors
# edge_type
log.info('building edge type')
edge_types = np.full(row.shape, 3, dtype='int32')
edge_index = np.stack([row, col], axis=1)
graph = Graph(edge_index, edge_feat={'edge_type': edge_types})
graph.adj_dst_index
graph.dump(institution_edge_path)
log.info(
f'Done! finish institution_edge [{time.perf_counter() - t:.2f}s]'
)
institution_edge_path = f'{dataset.dir}/institution_edge_symmetric_pgl_split_dst'
graph_file_list.append(institution_edge_path)
t = time.perf_counter()
if not osp.exists(institution_edge_path):
log.info('Converting institution matrix...')
# institution
log.info('adding institution edges')
edge_index = dataset.edge_index('author', 'institution')
edge_index = edge_index.T
row, col = edge_index[:, 0], edge_index[:, 1]
log.info(row[:10])
row += dataset.num_papers
col += dataset.num_papers + dataset.num_authors
# edge_type
log.info('building edge type')
edge_types = np.full(row.shape, 4, dtype='int32')
edge_index = np.stack([col, row], axis=1)
graph = Graph(edge_index, edge_feat={'edge_type': edge_types})
graph.adj_dst_index
graph.dump(institution_edge_path)
log.info(
f'Done! finish institution_edge [{time.perf_counter() - t:.2f}s]'
)
path = f'{dataset.dir}/full_feat.npy'
author_feat_path = f'{dataset.dir}/author_feat.npy'
institution_feat_path = f'{dataset.dir}/institution_feat.npy'
t = time.perf_counter()
if not osp.exists(path): # Will take ~3 hours...
print('Generating full feature matrix...')
node_chunk_size = 100000
N = (dataset.num_papers + dataset.num_authors +
dataset.num_institutions)
paper_feat = dataset.paper_feat
author_feat = np.memmap(author_feat_path,
dtype=np.float16,
shape=(dataset.num_authors,
self.num_features),
mode='r')
institution_feat = np.memmap(institution_feat_path,
dtype=np.float16,
shape=(dataset.num_institutions,
self.num_features),
mode='r')
x = np.memmap(path,
dtype=np.float16,
mode='w+',
shape=(N, self.num_features))
print('Copying paper features...')
start_idx = 0
end_idx = dataset.num_papers
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = paper_feat[i:j]
del paper_feat
print('Copying author feature...')
start_idx = dataset.num_papers
end_idx = dataset.num_papers + dataset.num_authors
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = author_feat[i - start_idx:j - start_idx]
del author_feat
print('Copying institution feature...')
start_idx = dataset.num_papers + dataset.num_authors
end_idx = dataset.num_papers + dataset.num_authors + dataset.num_institutions
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = institution_feat[i - start_idx:j - start_idx]
del institution_feat
x.flush()
del x
print(f'Done! [{time.perf_counter() - t:.2f}s]')
np.random.seed(self.seed)
self.train_idx = dataset.get_idx_split('train')
self.val_idx = dataset.get_idx_split('valid')
valid_name = os.path.join(self.valid_path, self.valid_name)
self.val_idx_cv = np.load(valid_name)
log.info(self.train_idx.shape)
log.info(self.val_idx.shape)
log.info(self.val_idx_cv.shape)
self.test_idx = dataset.get_idx_split('test')
##self.val_idx = np.load('valid_idx_eval.npy')
def get_sinusoid_encoding_table(n_position, d_hid, padding_idx=None):
def cal_angle(position, hid_idx):
return position / np.power(10000, 2 * (hid_idx // 2) / d_hid)
def get_posi_angle_vec(position):
return [cal_angle(position, hid_j) for hid_j in range(d_hid)]
sinusoid_table = np.array(
[get_posi_angle_vec(pos_i) for pos_i in range(n_position)])
sinusoid_table[:, 0::2] = np.sin(sinusoid_table[:, 0::2]) # dim 2i
sinusoid_table[:, 1::2] = np.cos(sinusoid_table[:,
1::2]) # dim 2i+1
return sinusoid_table
N = dataset.num_papers + dataset.num_authors + dataset.num_institutions
self.x = np.memmap(f'{dataset.dir}/full_feat.npy',
dtype=np.float16,
mode='r',
shape=(N, self.num_features))
self.id_x = np.memmap(f'{dataset.dir}/{self.m2v_file}',
dtype=np.float16,
mode='r',
shape=(N, self.m2v_dim))
self.y = dataset.all_paper_label
self.graph = [
Graph.load(edge_path, mmap_mode='r+')
for edge_path in graph_file_list
]
self.pos = get_sinusoid_encoding_table(200, 768)
#self.year = dataset.all_paper_year
year_file = f'{dataset.dir}/all_feat_year.npy'
self.year = np.memmap(year_file, dtype=np.int32, mode='r', shape=(N, ))
self.num_papers = dataset.num_papers
self.train_idx_label = None
self.train_idx_data = None
log.info(f'Done! [{time.perf_counter() - t:.2f}s]')
def prepare_data(self):
dataset = MAG240MDataset(self.data_dir)
graph_file_list = []
paper_edge_path = f'{dataset.dir}/paper_to_paper_symmetric_pgl_split'
graph_file_list.append(paper_edge_path)
t = time.perf_counter()
if not osp.exists(paper_edge_path):
log.info('Converting adjacency matrix...')
edge_index = dataset.edge_index('paper', 'cites', 'paper')
edge_index = edge_index.T
edges_new = np.zeros((edge_index.shape[0], 2))
edges_new[:, 0] = edge_index[:, 1]
edges_new[:, 1] = edge_index[:, 0]
edge_index = np.vstack((edge_index, edges_new))
edge_types = np.full([
edge_index.shape[0],
], 0, dtype='int32')
graph = Graph(edge_index,
num_nodes=dataset.num_papers,
edge_feat={'edge_type': edge_types})
graph.adj_dst_index
graph.dump(paper_edge_path)
log.info(f'Done! [{time.perf_counter() - t:.2f}s]')
author_edge_path = f'{dataset.dir}/paper_to_author_symmetric_pgl_split_src'
graph_file_list.append(author_edge_path)
t = time.perf_counter()
if not osp.exists(author_edge_path):
log.info('Converting author matrix...')
# author
log.info('adding author edges')
edge_index = dataset.edge_index('author', 'writes', 'paper')
edge_index = edge_index.T
row, col = edge_index[:, 0], edge_index[:, 1]
log.info(row[:10])
row += dataset.num_papers
edge_types = np.full(row.shape, 1, dtype='int32')
edge_index = np.stack([row, col], axis=1)
graph = Graph(edge_index, edge_feat={'edge_type': edge_types})
graph.adj_dst_index
graph.dump(author_edge_path)
log.info(
f'Done! finish author_edge [{time.perf_counter() - t:.2f}s]')
author_edge_path = f'{dataset.dir}/paper_to_author_symmetric_pgl_split_dst'
graph_file_list.append(author_edge_path)
t = time.perf_counter()
if not osp.exists(author_edge_path):
log.info('Converting author matrix...')
# author
log.info('adding author edges')
edge_index = dataset.edge_index('author', 'writes', 'paper')
edge_index = edge_index.T
row, col = edge_index[:, 0], edge_index[:, 1]
log.info(row[:10])
row += dataset.num_papers
edge_types = np.full(row.shape, 2, dtype='int32')
edge_index = np.stack([col, row], axis=1)
graph = Graph(edge_index, edge_feat={'edge_type': edge_types})
graph.adj_dst_index
graph.dump(author_edge_path)
log.info(
f'Done! finish author_edge [{time.perf_counter() - t:.2f}s]')
institution_edge_path = f'{dataset.dir}/institution_edge_symmetric_pgl_split_src'
graph_file_list.append(institution_edge_path)
t = time.perf_counter()
if not osp.exists(institution_edge_path):
log.info('Converting institution matrix...')
# institution
log.info('adding institution edges')
edge_index = dataset.edge_index('author', 'institution')
edge_index = edge_index.T
row, col = edge_index[:, 0], edge_index[:, 1]
log.info(row[:10])
row += dataset.num_papers
col += dataset.num_papers + dataset.num_authors
# edge_type
log.info('building edge type')
edge_types = np.full(row.shape, 3, dtype='int32')
edge_index = np.stack([row, col], axis=1)
graph = Graph(edge_index, edge_feat={'edge_type': edge_types})
graph.adj_dst_index
graph.dump(institution_edge_path)
log.info(
f'Done! finish institution_edge [{time.perf_counter() - t:.2f}s]'
)
institution_edge_path = f'{dataset.dir}/institution_edge_symmetric_pgl_split_dst'
graph_file_list.append(institution_edge_path)
t = time.perf_counter()
if not osp.exists(institution_edge_path):
log.info('Converting institution matrix...')
# institution
log.info('adding institution edges')
edge_index = dataset.edge_index('author', 'institution')
edge_index = edge_index.T
row, col = edge_index[:, 0], edge_index[:, 1]
log.info(row[:10])
row += dataset.num_papers
col += dataset.num_papers + dataset.num_authors
# edge_type
log.info('building edge type')
edge_types = np.full(row.shape, 4, dtype='int32')
edge_index = np.stack([col, row], axis=1)
graph = Graph(edge_index, edge_feat={'edge_type': edge_types})
graph.adj_dst_index
graph.dump(institution_edge_path)
log.info(
f'Done! finish institution_edge [{time.perf_counter() - t:.2f}s]'
)
path = f'{dataset.dir}/full_feat.npy'
author_feat_path = f'{dataset.dir}/author_feat.npy'
institution_feat_path = f'{dataset.dir}/institution_feat.npy'
t = time.perf_counter()
if not osp.exists(path): # Will take ~3 hours...
print('Generating full feature matrix...')
node_chunk_size = 100000
N = (dataset.num_papers + dataset.num_authors +
dataset.num_institutions)
paper_feat = dataset.paper_feat
author_feat = np.memmap(author_feat_path,
dtype=np.float16,
shape=(dataset.num_authors,
self.num_features),
mode='r')
institution_feat = np.memmap(institution_feat_path,
dtype=np.float16,
shape=(dataset.num_institutions,
self.num_features),
mode='r')
x = np.memmap(path,
dtype=np.float16,
mode='w+',
shape=(N, self.num_features))
print('Copying paper features...')
start_idx = 0
end_idx = dataset.num_papers
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = paper_feat[i:j]
del paper_feat
print('Copying author feature...')
start_idx = dataset.num_papers
end_idx = dataset.num_papers + dataset.num_authors
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = author_feat[i - start_idx:j - start_idx]
del author_feat
print('Copying institution feature...')
start_idx = dataset.num_papers + dataset.num_authors
end_idx = dataset.num_papers + dataset.num_authors + dataset.num_institutions
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = institution_feat[i - start_idx:j - start_idx]
del institution_feat
x.flush()
del x
print(f'feature x Done! [{time.perf_counter() - t:.2f}s]')
path = f'{dataset.dir}/all_feat_year.npy'
author_year_path = f'{dataset.dir}/author_feat_year.npy'
institution_year_path = f'{dataset.dir}/institution_feat_year.npy'
t = time.perf_counter()
if not osp.exists(path): # Will take ~3 hours...
print('Generating full year matrix...')
node_chunk_size = 100000
N = (dataset.num_papers + dataset.num_authors +
dataset.num_institutions)
paper_year_feat = dataset.all_paper_year
author_year_feat = np.memmap(author_year_path,
dtype=np.int32,
shape=(dataset.num_authors),
mode='r')
institution_year_feat = np.memmap(institution_year_path,
dtype=np.int32,
shape=(dataset.num_institutions),
mode='r')
x = np.memmap(path, dtype=np.int32, mode='w+', shape=(N))
print('Copying paper features...')
start_idx = 0
end_idx = dataset.num_papers
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = paper_year_feat[i:j]
del paper_year_feat
print('Copying author feature...')
start_idx = dataset.num_papers
end_idx = dataset.num_papers + dataset.num_authors
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = author_year_feat[i - start_idx:j - start_idx]
del author_year_feat
print('Copying institution feature...')
start_idx = dataset.num_papers + dataset.num_authors
end_idx = dataset.num_papers + dataset.num_authors + dataset.num_institutions
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = institution_year_feat[i - start_idx:j - start_idx]
del institution_year_feat
x.flush()
del x
print(f'year feature Done! [{time.perf_counter() - t:.2f}s]')
def prepare_data(self):
dataset = MAG240MDataset(self.data_dir)
paper_edge_path = f'{dataset.dir}/paper_to_paper_symmetric_pgl'
t = time.perf_counter()
if not osp.exists(paper_edge_path):
log.info('Converting adjacency matrix...')
edge_index = dataset.edge_index('paper', 'cites', 'paper')
edge_index = edge_index.T
edges_new = np.zeros((edge_index.shape[0], 2))
edges_new[:, 0] = edge_index[:, 1]
edges_new[:, 1] = edge_index[:, 0]
edge_index = np.vstack((edge_index, edges_new))
# edge_index = np.unique(edge_index, axis=0)
graph = Graph(edge_index)
graph.adj_dst_index
graph.dump(paper_edge_path)
log.info(f'Done! [{time.perf_counter() - t:.2f}s]')
edge_path = f'{dataset.dir}/full_edge_symmetric_pgl'
t = time.perf_counter()
if not osp.exists(edge_path):
log.info('Converting adjacency matrix...')
# paper
log.info('adding paper edges')
paper_graph = Graph.load(paper_edge_path, mmap_mode='r+')
rows, cols = [paper_graph.edges[:, 0]], [paper_graph.edges[:, 1]]
# author
log.info('adding author edges')
edge_index = dataset.edge_index('author', 'writes', 'paper')
edge_index = edge_index.T
row, col = edge_index[:, 0], edge_index[:, 1]
row += dataset.num_papers
rows += [row, col]
cols += [col, row]
# institution
log.info('adding institution edges')
edge_index = dataset.edge_index('author', 'institution')
edge_index = edge_index.T
row, col = edge_index[:, 0], edge_index[:, 1]
row += dataset.num_papers
col += dataset.num_papers + dataset.num_authors
rows += [row, col]
cols += [col, row]
# edge_type
log.info('building edge type')
edge_types = [
np.full(x.shape, i, dtype='int32') for i, x in enumerate(rows)
]
edge_types = np.concatenate(edge_types, axis=0)
log.info('building edges')
row = np.concatenate(rows, axis=0)
del rows
col = np.concatenate(cols, axis=0)
del cols
edge_index = np.stack([row, col], axis=1)
N = dataset.num_papers + dataset.num_authors + dataset.num_institutions
full_graph = Graph(edge_index,
num_nodes=N,
edge_feat={'edge_type': edge_types})
full_graph.adj_dst_index
full_graph.dump(edge_path)
log.info(
f'Done! finish full_edge [{time.perf_counter() - t:.2f}s]')
path = f'{dataset.dir}/full_feat.npy'
author_feat_path = f'{dataset.dir}/author_feat.npy'
institution_feat_path = f'{dataset.dir}/institution_feat.npy'
t = time.perf_counter()
if not osp.exists(path): # Will take ~3 hours...
print('Generating full feature matrix...')
node_chunk_size = 100000
N = (dataset.num_papers + dataset.num_authors +
dataset.num_institutions)
paper_feat = dataset.paper_feat
author_feat = np.memmap(author_feat_path,
dtype=np.float16,
shape=(dataset.num_authors,
self.num_features),
mode='r')
institution_feat = np.memmap(institution_feat_path,
dtype=np.float16,
shape=(dataset.num_institutions,
self.num_features),
mode='r')
x = np.memmap(path,
dtype=np.float16,
mode='w+',
shape=(N, self.num_features))
print('Copying paper features...')
start_idx = 0
end_idx = dataset.num_papers
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = paper_feat[i:j]
del paper_feat
print('Copying author feature...')
start_idx = dataset.num_papers
end_idx = dataset.num_papers + dataset.num_authors
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = author_feat[i - start_idx:j - start_idx]
del author_feat
print('Copying institution feature...')
start_idx = dataset.num_papers + dataset.num_authors
end_idx = dataset.num_papers + dataset.num_authors + dataset.num_institutions
for i in tqdm(range(start_idx, end_idx, node_chunk_size)):
j = min(i + node_chunk_size, end_idx)
x[i:j] = institution_feat[i - start_idx:j - start_idx]
del institution_feat
x.flush()
del x
print(f'Done! [{time.perf_counter() - t:.2f}s]')
np.random.seed(self.seed)
self.train_idx = dataset.get_idx_split('train')
np.random.shuffle(self.train_idx)
self.val_idx = dataset.get_idx_split('valid')
self.test_idx = dataset.get_idx_split('test')
N = dataset.num_papers + dataset.num_authors + dataset.num_institutions
self.x = np.memmap(f'{dataset.dir}/full_feat.npy',
dtype=np.float16,
mode='r',
shape=(N, self.num_features))
self.y = dataset.all_paper_label
self.graph = Graph.load(edge_path, mmap_mode='r+')
self.graph._edge_feat['edge_type'] = self.graph._edge_feat[
'edge_type'].astype('int32')
log.info(f'Done! [{time.perf_counter() - t:.2f}s]')
