def do_validate(self, args: argparse.Namespace):
"""
Validate the model (quantized [-q] or not) in terms of prediction accuracy rate on a given dataset (images
folder). Ground truth labels can be embedded in files names ("filename_03.[png, ppm, pgm]", the number of
digits must be coherent with the number of networks outputs: e.g. in a 1000 classes problem the last digits
must be 3, "file_45.png" will raise an error) or can be written in a .json object (example: {'file0':label0,
'file1':label1, ...}) and given to the function with --label_json
"""
self._check_graph()
if args.quantize:
self._check_quantized()
qmode = QuantizationMode.all_dequantize()
else:
qmode = QuantizationMode.none()
LOG.info("quantization mode - %s", qmode)
input_args = self._get_input_args(args)
good_predictions = []
good_margin = 0
bad_margin = 0
number_samples = sum(1 for _ in glob_input_files(args.input_files))
if args.vww_instances_file:
validation = ValidateFromVWWInstances(
args.vww_instances_file,
class_thr=args.class_thr,
binary_classification=args.binary_classification)
elif args.label_json:
validation = ValidateFromJSON(
args.label_json,
class_thr=args.class_thr,
binary_classification=args.binary_classification)
elif args.class_number is not None:
validation = ValidateFromClass(
args.class_number,
class_thr=args.class_thr,
binary_classification=args.binary_classification)
else:
validation = ValidateFromName(
class_thr=args.class_thr,
binary_classification=args.binary_classification)
try:
ExecutionProgress.start()
for i, file_per_input in enumerate(
glob_input_files(args.input_files, self.G.num_inputs)):
if not args.silent:
LOG.info("input file %s", file_per_input)
data = [
import_data(input_file, **input_args)
for input_file in file_per_input
]
executer = GraphExecuter(self.G, qrecs=self.G.quantization)
outputs = executer.execute(data,
qmode=qmode,
silent=args.silent)
predicted_values = np.asarray(
outputs[args.prediction_step_idx])
good_prediction, class_predicted, real_class, margin = validation.validate(
file_per_input[0], predicted_values)
good_predictions.append(good_prediction)
if good_prediction:
good_margin += margin
else:
bad_margin += margin
if not args.silent:
LOG.info(
'Prediction is %s predicted %s correct %s margin %s',
good_prediction, class_predicted, real_class, margin)
if not i % args.progress_every and i > 0:
LOG.info(
'ACCURACY: %.3f %%',
100 * sum(good_predictions) / len(good_predictions))
ExecutionProgress.progress(i, number_samples)
ExecutionProgress.end()
except (KeyboardInterrupt, SystemExit):
pass
self.py_locals['labels'] = validation.labels
self.py_locals['predictions'] = validation.predictions
cnt = len(good_predictions)
if cnt:
ngood = sum(good_predictions)
nbad = cnt - ngood
if nbad:
LOG.info(
"%s out of %s predicted falsly with %s average margin",
nbad, cnt, bad_margin / nbad)
if ngood:
LOG.info(
"%s out of %s predicted correctly with %s average margin",
ngood, cnt, good_margin / ngood)
accuracy_rate = 100 * sum(good_predictions) / len(good_predictions)
LOG.info('Total accuracy: %.3f %%', accuracy_rate)
def execute_qnoq_iterator(self,
in_tensors,
step_idx_limit=None,
silent=False,
yield_fusions=True):
if not silent:
LOG.info("execute quantization comparison")
ExecutionProgress.start()
saved_outputs = {}
for step_idx, step in enumerate(self._G.graph_state.steps):
if step_idx_limit is not None and step_idx > step_idx_limit:
break
node = step['node']
if not silent:
ExecutionProgress.progress(step_idx, node.name)
output = self.collect_outputs(saved_outputs, node)
nid = NodeId(node, None)
qrec = self._qrecs[nid]
if isinstance(node, (ConvFusionParameters, ActivationFusion)):
for fusion_node in node.contained_nodes():
fnid = NodeId(node, fusion_node)
fqrec = self._qrecs[fnid]
qoutput = []
for val_idx, val in enumerate(output):
qoutput.append(fqrec.in_qs[val_idx].quantize(val))
details = {}
output = self._kernel_switch.execute(
fusion_node,
output,
fqrec if self._G.has_quantized_parameters else None,
details=details)
qdetails = {}
qoutput = self._quantized_kernel_switch.execute(
fusion_node, qoutput, fqrec, details=qdetails)
qoutput = [
fqrec.out_qs[i].dequantize(out)
for i, out in enumerate(qoutput)
]
if yield_fusions:
yield step_idx, node, output, details, qoutput, qdetails, fusion_node
else:
if isinstance(node,
(InputParameters, ConstantInputParameters)):
details = {}
output = self._kernel_switch.execute(
node,
in_tensors,
qrec if self._G.has_quantized_parameters else None,
details=details)
qdetails = {}
qoutput = self._quantized_kernel_switch.execute(
node, in_tensors, qrec, details=qdetails)
else:
qoutput = []
for val_idx, val in enumerate(output):
qoutput.append(qrec.in_qs[val_idx].quantize(val))
details = {}
output = self._kernel_switch.execute(
node,
output,
qrec if self._G.has_quantized_parameters else None,
details=details)
qdetails = {}
qoutput = self._quantized_kernel_switch.execute(
node, qoutput, qrec, details=qdetails)
qoutput = [
qrec.out_qs[i].dequantize(out)
for i, out in enumerate(qoutput)
]
yield step_idx, node, output, details, qoutput, qdetails, None
self.save_output(saved_outputs, node, output)
if not silent:
ExecutionProgress.end()
def execute_qnoq_iterator(self,
in_tensors,
step_idx_limit=None,
silent=False,
yield_fusions=True,
parent_node=None,
parent_step_idx=None,
saved_outputs=None,
G=None):
if not silent:
LOG.info("execute quantization comparison")
ExecutionProgress.start()
if G is None:
G = self._G
saved_outputs = {}
for node in G.dfs():
step_idx = node.step_idx
if step_idx_limit is not None and step_idx > step_idx_limit:
break
if not silent:
ExecutionProgress.progress(step_idx, node.name)
output = self.collect_outputs(G, saved_outputs, node)
if parent_node:
nid = NodeId(parent_node, node)
else:
nid = NodeId(node, None)
if isinstance(node,
(FusionInputParameters, FusionOutputParameters)):
qrec = None
else:
qrec = self._qrecs[nid]
if isinstance(node, (FilterFusionBase, ActivationFusionBase,
PaddedAddFusionParameters)):
for (f_step_idx, f_pnode, f_output, f_details, f_qoutput,
f_qdetails, f_node) in self.execute_qnoq_iterator(
output,
yield_fusions=yield_fusions,
silent=silent,
parent_node=node,
parent_step_idx=step_idx,
saved_outputs=saved_outputs,
G=node.subgraph):
if yield_fusions and not isinstance(
f_node,
(FusionInputParameters, FusionOutputParameters)):
yield f_step_idx, f_pnode, f_output, f_details, f_qoutput, f_qdetails, f_node
f_outputs = node.subgraph.outputs()
num_outputs = max(f_out.idx for f_out in f_outputs) + 1
output = [None] * num_outputs
for f_out in f_outputs:
output[f_out.idx] = saved_outputs[f_out][0]
qoutput = []
else:
if isinstance(node,
(InputParameters, ConstantInputParameters)):
details = {}
output = KernelExecuter.execute(node,
in_tensors,
None,
details=details)
qdetails = {}
qoutput = KernelExecuter.execute(node,
in_tensors,
qrec,
details=qdetails)
else:
qoutput = []
for val_idx, val in enumerate(output):
qoutput.append(qrec.in_qs[val_idx].quantize(val))
details = {}
output = KernelExecuter.execute(node,
output,
None,
details=details)
qdetails = {}
qoutput = KernelExecuter.execute(node,
qoutput,
qrec,
details=qdetails)
qoutput = [
qrec.out_qs[i].dequantize(out)
for i, out in enumerate(qoutput)
]
yield step_idx, node, output, details, qoutput, qdetails, None
self.save_output(saved_outputs, node, output)
if not silent:
ExecutionProgress.end()
def execute_iterator(self,
in_tensors: Sequence[np.ndarray],
step_idx_limit: Optional[int] = None,
start_node: Optional[Parameters] = None,
qmode: Optional[QuantizationMode] = None,
yield_fusions=True,
yield_details=True,
only_yield_step=False,
record_inputs: Optional[Mapping] = None,
silent=False):
if qmode is None:
qmode = QuantizationMode.none()
saved_outputs = {}
if not silent:
LOG.info("execute uncached: quantization mode %s", qmode)
ExecutionProgress.start()
for step_idx, step in enumerate(self._G.graph_state.steps):
if step_idx_limit is not None and step_idx > step_idx_limit:
break
node = step['node']
if start_node and start_node != node:
continue
# collect outputs from previous nodes
# InputNode is already set above
output_tensors = self.collect_outputs(saved_outputs, node)
if not silent:
ExecutionProgress.progress(step_idx, node.name)
nid = NodeId(node, None)
if record_inputs is not None:
if output_tensors is None:
record_inputs[nid] = output_tensors
else:
record_inputs[nid] = [
np.copy(output_tensor)
for output_tensor in output_tensors
]
qrec = self._qrecs[nid] if self._qrecs is not None else None
if qmode.get_quantized(node, step_idx):
switch = self._quantized_kernel_switch
if qmode.is_step and output_tensors:
output_tensors = [
qrec.in_qs[i].quantize(output_tensor)
for i, output_tensor in enumerate(output_tensors)
]
else:
switch = self._kernel_switch
details = {} if yield_details and (
not only_yield_step or step_idx == step_idx_limit) else None
if isinstance(node, (ConvFusionParameters, ActivationFusion)):
for fusion_node in node.contained_nodes():
fnid = NodeId(node, fusion_node)
fqrec = None if not qrec else self._qrecs[fnid]
if record_inputs is not None:
record_inputs[nid] = [
np.copy(output_tensor)
for output_tensor in output_tensors
]
details = {} if yield_fusions and yield_details else None
output_tensors = switch.execute(fusion_node,
output_tensors, fqrec,
details)
if yield_fusions:
if qmode.dequantize:
qoutput_tensors = [
fqrec.out_qs[i].dequantize(output_tensor) for
i, output_tensor in enumerate(output_tensors)
]
yield step_idx, node, fusion_node, qoutput_tensors, details
elif qmode.is_float_q_deq:
qoutput_tensors = [
fqrec.out_qs[i].dequantize(
fqrec.out_qs[i].quantize(output_tensor))
for i, output_tensor in enumerate(
output_tensors)
]
yield step_idx, node, fusion_node, qoutput_tensors, details
else:
yield step_idx, node, fusion_node, output_tensors, details
elif isinstance(node, InputParameters):
output_tensors = switch.execute(node, in_tensors, qrec,
details)
else:
output_tensors = switch.execute(node, output_tensors, qrec,
details)
if qmode.dequantize:
qoutput_tensors = [
qrec.out_qs[i].dequantize(output_tensor)
for i, output_tensor in enumerate(output_tensors)
]
if not only_yield_step or step_idx == step_idx_limit:
yield step_idx, node, None, qoutput_tensors, details
if qmode.is_step and qmode.get_quantized(node, step_idx):
output_tensors = qoutput_tensors
elif qmode.is_float_q_deq:
if qmode.is_step and qmode.get_quantized(node, step_idx):
output_tensors = [
qrec.out_qs[i].dequantize(output_tensor)
for i, output_tensor in enumerate(output_tensors)
]
qoutput_tensors = [
qrec.out_qs[i].dequantize(
qrec.out_qs[i].quantize(output_tensor))
for i, output_tensor in enumerate(output_tensors)
]
if not only_yield_step or step_idx == step_idx_limit:
yield step_idx, node, None, qoutput_tensors, details
else:
if qmode.is_step and qmode.get_quantized(node, step_idx):
output_tensors = [
qrec.out_qs[i].dequantize(output_tensor)
for i, output_tensor in enumerate(output_tensors)
]
if not only_yield_step or step_idx == step_idx_limit:
yield step_idx, node, None, output_tensors, details
self.save_output(saved_outputs, node, output_tensors)
if not silent:
ExecutionProgress.end()
def execute_iterator(self,
in_tensors: Sequence[np.ndarray],
step_idx_limit: Optional[int] = None,
start_node: Optional[Parameters] = None,
qmode: Optional[QuantizationMode] = None,
yield_fusions=True,
yield_details=True,
only_yield_step=False,
record_inputs: Optional[Mapping] = None,
silent=False,
parent_node=None,
parent_step_idx=None,
saved_outputs=None,
G=None):
if qmode is None:
qmode = QuantizationMode.none()
if G is None:
G = self._G
saved_outputs = {}
if not silent:
LOG.info("execute uncached: quantization mode %s", qmode)
ExecutionProgress.start()
for node in G.dfs():
step_idx = node.step_idx
if step_idx_limit is not None and step_idx > step_idx_limit:
break
if start_node and start_node != node:
continue
# collect outputs from previous nodes
# InputNode is already set above
output_tensors = self.collect_outputs(G, saved_outputs, node)
if not silent:
ExecutionProgress.progress(step_idx, node.name)
if parent_node:
nid = NodeId(parent_node, node)
else:
nid = NodeId(node, None)
if record_inputs is not None:
if output_tensors is None:
record_inputs[nid] = output_tensors
else:
record_inputs[nid] = [
np.copy(output_tensor)
for output_tensor in output_tensors
]
if isinstance(node,
(FusionInputParameters, FusionOutputParameters)):
qrec = None
else:
if self._qrecs and qmode.get_quantized(node, step_idx):
if nid not in self._qrecs:
LOG.warning("no quantization parameters on %s",
node.name)
qrec = None
else:
qrec = self._qrecs[nid]
if qmode.is_step and output_tensors:
output_tensors = [
qrec.in_qs[i].quantize(output_tensor)
for i, output_tensor in enumerate(output_tensors)
]
else:
qrec = None
details = {} if yield_details and (
not only_yield_step or step_idx == step_idx_limit) else None
if isinstance(
node,
(FilterFusionBase, ActivationFusionBase,
PaddedAddFusionParameters, MatMulOpFusionParameters)):
for f_step_idx, f_pnode, f_node, f_output_tensors, f_details in self.execute_iterator(
output_tensors,
qmode=qmode,
yield_fusions=yield_fusions,
yield_details=yield_details,
silent=True,
parent_node=node,
parent_step_idx=step_idx,
saved_outputs=saved_outputs,
G=node.subgraph):
if yield_fusions and not isinstance(
f_node,
(FusionInputParameters, FusionOutputParameters)):
yield f_step_idx, f_pnode, f_node, f_output_tensors, f_details
f_outputs = node.subgraph.outputs()
num_outputs = max(f_output.idx for f_output in f_outputs) + 1
output_tensors = [None] * num_outputs
for f_output in f_outputs:
output_tensors[f_output.idx] = saved_outputs[f_output][0]
elif isinstance(node, (InputParameters, FusionInputParameters)):
output_tensors = KernelExecuter.execute(
node, in_tensors, qrec, details)
else:
output_tensors = KernelExecuter.execute(
node, output_tensors, qrec, details)
if qmode.dequantize and qrec:
qoutput_tensors = [
qrec.out_qs[i].dequantize(output_tensor)
for i, output_tensor in enumerate(output_tensors)
]
if parent_node:
yield parent_step_idx, parent_node, node, qoutput_tensors, details
elif not only_yield_step or step_idx == step_idx_limit:
yield step_idx, node, None, qoutput_tensors, details
if qmode.is_step and qmode.get_quantized(node, step_idx):
output_tensors = qoutput_tensors
elif qmode.is_float_q_deq and qrec:
if qmode.is_step and qmode.get_quantized(node, step_idx):
output_tensors = [
qrec.out_qs[i].dequantize(output_tensor)
for i, output_tensor in enumerate(output_tensors)
]
qoutput_tensors = [
qrec.out_qs[i].dequantize(
qrec.out_qs[i].quantize(output_tensor))
for i, output_tensor in enumerate(output_tensors)
]
if parent_node:
yield parent_step_idx, parent_node, node, qoutput_tensors, details
elif not only_yield_step or step_idx == step_idx_limit:
yield step_idx, node, None, qoutput_tensors, details
else:
if qmode.is_step and qmode.get_quantized(node,
step_idx) and qrec:
output_tensors = [
qrec.out_qs[i].dequantize(output_tensor)
for i, output_tensor in enumerate(output_tensors)
]
if parent_node:
yield parent_step_idx, parent_node, node, output_tensors, details
elif not only_yield_step or step_idx == step_idx_limit:
yield step_idx, node, None, output_tensors, details
self.save_output(saved_outputs, node, output_tensors)
if not silent:
ExecutionProgress.end()