def new_run(X_train, y_train, X_val, y_val, model_savename):
"""Trains and saves a model with given training data."""
tf.reset_default_graph()
batches = batch_generator((X_train, y_train), batch_size=128)
with tf.Session() as sess:
# Create the model
X = tf.placeholder(tf.float32,
(None, IMAGE_SHAPE[0], IMAGE_SHAPE[1], 3))
target = tf.placeholder(tf.float32, (None, NUM_CLASSES))
model = Fishmodel(X, num_classes=NUM_CLASSES)
saver = tf.train.Saver(tf.global_variables())
# Cross entropy loss
cross_entropy = tf.nn.softmax_cross_entropy_with_logits(
model.logits, target, name="cross_entropy")
loss = tf.reduce_mean(cross_entropy, name="cross_entropy_mean")
# Accuracy
corrects = tf.equal(tf.argmax(model.softmax, 1), tf.argmax(target, 1))
accuracy = tf.reduce_mean(tf.cast(corrects, tf.uint8))
# Summary reports for tensorboard
tf.scalar_summary("Mean Cross Entropy Loss", loss)
tf.scalar_summary("Accuracy", accuracy)
merged_summary = tf.merge_all_summaries()
summary_writer = tf.train.SummaryWriter(SUMMARY_DIR, sess.graph)
global_step = tf.Variable(0, name='global_step', trainable=False)
train_step = tf.train.AdamOptimizer(1e-3).minimize(
loss, global_step=global_step)
sess.run(tf.global_variables_initializer())
print("Starting training...")
for _ in range(int(1e7)):
X_batch, y_batch = next(batches)
_, summary, i = sess.run([train_step, merged_summary, global_step],
feed_dict={
X: X_batch,
target: y_batch,
model.keep_prob: 0.5
})
summary_writer.add_summary(summary, i)
if i > 100000 and i % 1000 == 0:
probs_val = infer(sess, model, X_val)
# TODO: compare with y_val to see if we should stop early
# TODO run accuracy on whole validation set
probs_val = infer(sess, model, X_val)
# TODO: define tf ops for this total accuracy
saver.save(sess, model_savename)
def main(_):
hparams = create_hparams(FLAGS)
if hparams.mode == 'cut_data':
data_helper.cut_file(hparams)
return
data_info = data_helper.init_data(hparams)
model = def_model(hparams)
if hparams.mode == 'train':
train.train(hparams, model, data_info)
elif hparams.mode == 'inference':
question = hparams.question
cut_sentence = [' '.join(data_helper.cut_sentence(hparams, question))]
if len(cut_sentence) > hparams.enc_sentence_length:
raise Exception(
"question to long, you can retrain your model by set `enc_sentence_length` larger."
)
result, loss_value = inference.infer(hparams, model, data_info,
cut_sentence)
print("question: ", question, "result: ", result.strip(), "loss:",
loss_value)
elif hparams.mode == 'export':
export_helper.export_model(hparams, model)
else:
raise Exception("mode error, must in (train, inference, export)")
def run(self):
"""
list of (command uris, rank) with most relevant first
"""
fileParsing = 0
httpReading = 0
fileParsing -= time.time()
self.makeRuleGraph()
fileParsing += time.time()
(f2, h2) = yield self.makeFactGraph()
fileParsing += f2
httpReading += h2
self.target = infer(self.factGraph, self.ruleStore)
rankCmd = {}
for cmd, rank in self.target.query(
"SELECT DISTINCT ?cmd ?rank WHERE { ?cmd a cl:available . OPTIONAL { ?cmd cl:ranking ?rank } }",
initNs=dict(cl=CL)):
rankCmd[cmd] = rankCmd.get(cmd, 0) + float(rank or 0)
ret = sorted(rankCmd.items(),
key=lambda (cmd, r): (r, cmd),
reverse=True)
self.timeReport = ("spent %.1fms parsing files, %.1fms fetching http" %
(1000 * fileParsing, 1000 * httpReading))
returnValue(ret)
def comparable_validation(self,
gen,
style_avails,
target_fonts,
target_chars,
n_max_match=3,
compare_inputs=False):
"""Compare horizontally for target fonts and chars"""
# infer
loader = get_val_loader(self.data,
target_fonts,
target_chars,
style_avails,
B=self.batch_size,
n_max_match=n_max_match,
transform=self.transform,
content_font=self.content_font,
language=self.language,
n_workers=self.n_workers)
out = infer(gen, loader) # [B, 1, 128, 128]
# ref original chars
refs = self.get_charimages(target_fonts, target_chars)
compare_batches = [refs, out]
if compare_inputs:
compare_batches += self.get_inputimages(loader)
nrow = len(target_chars)
comparable_grid = utils.make_comparable_grid(*compare_batches,
nrow=nrow)
return comparable_grid
def detect_spoof():
data = request.json
images = data['images']
images = np.array(images)
result = {}
try:
prediction, score = infer(images=images)
result['predicted_class'] = prediction
result['score'] = str(score)
result['exception'] = None
# print(result)
return Response(json.dumps(result, indent=4),
mimetype='application/json')
except Exception as exp:
exc_type, exc_obj, exc_tb = sys.exc_info()
fname = os.path.split(exc_tb.tb_frame.f_code.co_filename)[1]
print(exc_type, fname, exc_tb.tb_lineno)
result = {'exception': str(exp)}
return Response(json.dumps(result, indent=4),
mimetype='application/json')
def post():
if request.method == "POST":
if not request.files["file-submit"].filename == "":
dic = {}
img_file = request.files["file-submit"]
f = img_file.stream.read()
bin_data = io.BytesIO(f)
file_bytes = np.asarray(bytearray(bin_data.read()), dtype=np.uint8)
img = cv2.imdecode(file_bytes, cv2.IMREAD_COLOR)
raw_img_url = os.path.join(
UPLOAD_FOLDER, "raw_" + secure_filename(img_file.filename))
cv2.imwrite(raw_img_url, img)
prob = inference.infer(raw_img_url)
dic["img_ans"] = prob
ref_img_url = os.path.join(
REF_FOLDER, "raw_" + secure_filename(img_file.filename))
dic["img_url"] = ref_img_url
else:
pass
else:
pass
return jsonify(dic)
def infer_call_type(self, func):
cls = self.curr_scope.class_context()
if isinstance(func, nodes.Name):
if self.curr_scope.check_builtin_usage(func.name):
if func.name in Scope.BUILTINS_FUNC:
return "Function"
else:
return "Class"
elif isinstance(func, nodes.Getattr):
if cls is not None and isinstance(func.expr,
nodes.CallFunc) and isinstance(
func.expr.func, nodes.Name):
if func.expr.func.name == "super":
return "Function"
is_class = False
is_func = False
for inferred in inference.infer(func):
qname = inferred.qname()
if isinstance(qname, str):
if qname.startswith("Module."):
qname = "%s.%s" % (self.modname, qname[len("Module."):])
if qname in self.overridden_types:
return self.overridden_types[qname]
if isinstance(inferred, nodes.Class):
is_class = True
elif isinstance(inferred, nodes.Function):
is_func = True
if is_class and is_func:
return None
if is_class:
return "Class"
if is_func:
return "Function"
return None
def run(self):
"""
list of (command uris, rank) with most relevant first
"""
fileParsing = 0
httpReading = 0
fileParsing -= time.time()
self.makeRuleGraph()
fileParsing += time.time()
(f2, h2) = yield self.makeFactGraph()
fileParsing += f2
httpReading += h2
self.target = infer(self.factGraph, self.ruleStore)
rankCmd = {}
for cmd, rank in self.target.query("SELECT DISTINCT ?cmd ?rank WHERE { ?cmd a cl:available . OPTIONAL { ?cmd cl:ranking ?rank } }", initNs=dict(cl=CL)):
rankCmd[cmd] = rankCmd.get(cmd, 0) + float(rank or 0)
ret = sorted(rankCmd.items(), key=lambda (cmd,r): (r, cmd),
reverse=True)
self.timeReport = (
"spent %.1fms parsing files, %.1fms fetching http" % (
1000 * fileParsing, 1000 * httpReading))
returnValue(ret)
def _unwrap_process_rewrap(self, lower_bound, upper_bound, line_objects):
s = [obj['raw_date_string'] for obj in line_objects]
datetime_list = inference.infer(lower_bound, upper_bound, s)
for idx, line_object in enumerate(line_objects):
line_object['datetime'] = datetime_list[idx]
del (line_object['raw_date_string'])
return line_objects
def run(self):
""" Method that runs forever """
#self.globalVar = 1
while (True):
print('Updating...')
self.globalVar = infer()
def annotate():
file = extract_image(request)
if file and is_picture(file.filename):
# The image file seems valid! Detect faces and return the result.
image = infer(file, ort_session)
_, buffer = cv2.imencode(file_extension(file.filename), image)
return make_response(buffer.tobytes())
else:
raise BadRequest("Given file is invalid!")
def yolo_video(video_file, result_path, model_path, context_norm, body_norm, ind2cat, ind2vad, args):
''' Perform inference on a video. First yolo model is used to obtain bounding boxes of persons in every frame.
After that the emotic model is used to obtain categoraical and continuous emotion predictions.
:param video_file: Path of video file.
:param result_path: Directory path to save the results (output video).
:param model_path: Directory path to load models and val_thresholds to perform inference.
:param context_norm: List containing mean and std values for context images.
:param body_norm: List containing mean and std values for body images.
:param ind2cat: Dictionary converting integer index to categorical emotion.
:param ind2vad: Dictionary converting integer index to continuous emotion dimension (Valence, Arousal and Dominance).
:param args: Runtime arguments.
'''
device = torch.device("cuda:%s" %(str(args.gpu)) if torch.cuda.is_available() else "cpu")
yolo = prepare_yolo(model_path)
yolo = yolo.to(device)
yolo.eval()
thresholds = torch.FloatTensor(np.load(os.path.join(result_path, 'val_thresholds.npy'))).to(device)
model_context = torch.load(os.path.join(model_path,'model_context1.pth')).to(device)
model_body = torch.load(os.path.join(model_path,'model_body1.pth')).to(device)
emotic_model = torch.load(os.path.join(model_path,'model_emotic1.pth')).to(device)
model_context.eval()
model_body.eval()
emotic_model.eval()
models = [model_context, model_body, emotic_model]
video_stream = cv2.VideoCapture(video_file)
writer = None
print ('Starting testing on video')
while True:
(grabbed, frame) = video_stream.read()
if not grabbed:
break
image_context = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
try:
bbox_yolo = get_bbox(yolo, device, image_context)
for pred_idx, pred_bbox in enumerate(bbox_yolo):
pred_cat, pred_cont = infer(context_norm, body_norm, ind2cat, ind2vad, device, thresholds, models, image_context=image_context, bbox=pred_bbox, to_print=False)
write_text_vad = list()
for continuous in pred_cont:
write_text_vad.append(str('%.1f' %(continuous)))
write_text_vad = 'vad ' + ' '.join(write_text_vad)
image_context = cv2.rectangle(image_context, (pred_bbox[0], pred_bbox[1]),(pred_bbox[2] , pred_bbox[3]), (255, 0, 0), 3)
cv2.putText(image_context, write_text_vad, (pred_bbox[0], pred_bbox[1] - 5), cv2.FONT_HERSHEY_PLAIN, 1, (0, 0, 255), 2)
for i, emotion in enumerate(pred_cat):
cv2.putText(image_context, emotion, (pred_bbox[0], pred_bbox[1] + (i+1)*12), cv2.FONT_HERSHEY_PLAIN, 1, (0, 0, 255), 2)
except Exception:
pass
if writer is None:
fourcc = cv2.VideoWriter_fourcc(*"MJPG")
writer = cv2.VideoWriter(os.path.join(result_path, 'result_vid.avi'), fourcc, 30, (image_context.shape[1], image_context.shape[0]), True)
writer.write(cv2.cvtColor(image_context, cv2.COLOR_RGB2BGR))
writer.release()
video_stream.release()
print ('Completed video')
def _makeInferred(self, inputGraph):
t1 = time.time()
out = infer(inputGraph, self.ruleStore)
for p, n in NS.iteritems():
out.bind(p, n, override=True)
inferenceTime = time.time() - t1
out.add((ROOM['reasoner'], ROOM['inferenceTime'],
Literal(inferenceTime)))
return out, inferenceTime
def _makeInferred(self, inputGraph: ConjunctiveGraph):
t1 = time.time()
out = infer(inputGraph, self.ruleStore)
for p, n in NS.items():
out.bind(p, n, override=True)
inferenceTime = time.time() - t1
out.add(
(ROOM['reasoner'], ROOM['inferenceTime'], Literal(inferenceTime)))
return out, inferenceTime
def is_js_noop(self, dec):
inferred = list(inference.infer(dec))
if len(inferred) == 1:
inferred_dec = inferred[0]
if isinstance(
inferred_dec,
nodes.Function) and inferred_dec.decorators is not None:
for dec_dec in inferred_dec.decorators.nodes:
if inference.infer_qname(
dec_dec) == "prambanan.JS_noop_marker":
return True
return False
def predict():
pred_imgs = []
pred_label = []
result = []
files = [x[2] for x in os.walk(TEST_PATH)]
for file in files[0]:
file_path = os.path.join(TEST_PATH,file)
new_img = Image.open(file_path)
new_img = ImageOps.fit(new_img, (96, 96),Image.ANTIALIAS).convert('RGB')
pred_imgs.append(np.array(new_img))
x=tf.placeholder(tf.float32,[len(pred_imgs),preprocessing.IMAGE_SIZE,preprocessing.IMAGE_SIZE,preprocessing.IMAGE_CHANNELS],'x-input')
y=inference.infer(x,False,None)
saver=tf.train.Saver()
with tf.Session(config=tf.ConfigProto(allow_soft_placement=True)) as sess:
ckpt=tf.train.get_checkpoint_state(train.MODEL_SAVE_PATH,"checkpoint")
if ckpt and ckpt.model_checkpoint_path:
save_path=ckpt.model_checkpoint_path
saver.restore(sess,save_path)
pred=sess.run(y,feed_dict={x:pred_imgs})
pred_idx = np.argmax(pred,axis=1)
for i in range(len(pred_idx)):
if pred_idx[i] == 0:
pred_label.append("Black-grass")
elif pred_idx[i] == 1:
pred_label.append("Cleavers")
elif pred_idx[i] == 2:
pred_label.append("Common wheat")
elif pred_idx[i] == 3:
pred_label.append("Loose Silky-bent")
elif pred_idx[i] == 4:
pred_label.append("Scentless Mayweed")
elif pred_idx[i] == 5:
pred_label.append("Small-flowered Cranesbill")
elif pred_idx[i] == 6:
pred_label.append("Charlock")
elif pred_idx[i] == 7:
pred_label.append("Common Chickweed")
elif pred_idx[i] == 8:
pred_label.append("Fat Hen")
elif pred_idx[i] == 9:
pred_label.append("Maize")
elif pred_idx[i] == 10:
pred_label.append("Shepherds Purse")
elif pred_idx[i] == 11:
pred_label.append("Sugar beet")
df = pd.DataFrame(data={'file': files[0], 'species': pred_label})
print(df)
df_sort = df.sort_values(by=['file'])
df_sort.to_csv('/home/administrator/PengXiao/plant/results.csv', index=False, sep=',')
def pred(img):
seg=segment_inference.segment()
img=seg.converter(img)
# cv2.imshow('a',img)
# cv2.waitKey(0)
# cv2.destroyAllWindows()
infer_=inference.infer()
flag=(infer_.predict(img))
### closing
infer_.close()
seg.close()
return flag
def recommend(user_id: int):
try:
user_recommendations = ",".join(map(str, infer(user_id)))
except:
shuffle(movie_ids)
user_recommendations = ",".join(map(str, movie_ids[:10]))
# Add recommendation to list of recommendations to write to DB
recommendations.append({
"timestamp": datetime.now(),
"user_id": user_id,
"recommendations": user_recommendations,
"model_version": model_version,
})
return user_recommendations
def infer(self, prompts_text):
"""
:param list(str) prompts_text: Prompts to give the model
:returns: A dataframe of the prompts, their corrresponding responses, and any other metadata the model provides.
:rtype: pd.DataFrame
"""
if not self.inference:
raise ValueError(
"Can only call infer() if model is constructed in inference mode"
)
unk_int = self.data.unk_int
vocab2int = self.data.text2int
cleaned_prompts = [seq.strip() for seq in prompts_text]
prompts_int = [[
vocab2int.get(token, unk_int) for token in seq.split()
] for seq in cleaned_prompts]
pad_int = self.data.pad_int
with tf.Session() as sess:
self.infer_checkpoint.restore(
self.model_load).assert_consumed().run_restore_ops()
sys.stderr.write("Restored model from {}\n".format(
self.model_load))
beam_outputs = inference.infer(
sess,
self.model,
prompts_int,
self.infer_feeds,
self.model.beams,
pad_int,
batch_size=self.config.infer_batch_size)
int2vocab = self.data.int2text
beam_width = len(beam_outputs[0][0][:])
out_frame = pd.DataFrame({"prompts": prompts_text})
for j in range(beam_width):
label = "beams_" + str(j)
column = []
for i in range(len(beam_outputs)):
beam = beam_outputs[i][:, j] #jth beam for the ith sample
beam_text = " ".join(
[int2vocab[token] for token in beam if token != pad_int])
column.append(beam_text)
out_frame[label] = column
return out_frame
def run_infer(weights_file, labels_file, image_path, out_filename):
model = YOLOv4Model()
model.load_weights(weights_file)
img, input = read_img(image_path, 608)
cls_names = open(labels_file, "r").read().split("\n")
boxes, scores, labels = inference.infer(model, cls_names, input)
pixels = add_bboxes(img, boxes, scores, labels)
if out_filename:
save_img(out_filename, pixels)
else:
draw_img(pixels)
def image():
json = request.json
imageUrl = json['imageUrl']
quadKey = json['quadKey']
temp = inference.infer(imageUrl)
filename = "/Users/danielblackburn/space-apps-2019/beautiful_earth/app/static/" + quadKey + ".png"
cv2.imwrite(filename, temp)
response = make_response(
send_file(filename,
mimetype='image/jpeg',
as_attachment=True,
attachment_filename=quadKey))
response.headers['X-quadKey'] = quadKey
return response
def yolo_infer(images_list, result_path, model_path, context_norm, body_norm, ind2cat, ind2vad, args):
''' Infer on a list of images defined in images_list text file to obtain bounding boxes of persons in the images using yolo model.
:param images_list: Text file specifying the images to conduct inference. A row in the file is Path_of_image.
:param result_path: Directory path to save the results (images with the predicted emotion categories and continuous emotion dimesnions).
:param model_path: Directory path to load models and val_thresholds to perform inference.
:param context_norm: List containing mean and std values for context images.
:param body_norm: List containing mean and std values for body images.
:param ind2cat: Dictionary converting integer index to categorical emotion.
:param ind2vad: Dictionary converting integer index to continuous emotion dimension (Valence, Arousal and Dominance).
:param args: Runtime arguments.
'''
device = torch.device("cuda:%s" %(str(args.gpu)) if torch.cuda.is_available() else "cpu")
yolo = prepare_yolo(model_path)
yolo = yolo.to(device)
yolo.eval()
thresholds = torch.FloatTensor(np.load(os.path.join(result_path, 'val_thresholds.npy'))).to(device)
model_context = torch.load(os.path.join(model_path,'model_context1.pth')).to(device)
model_body = torch.load(os.path.join(model_path,'model_body1.pth')).to(device)
emotic_model = torch.load(os.path.join(model_path,'model_emotic1.pth')).to(device)
models = [model_context, model_body, emotic_model]
with open(images_list, 'r') as f:
lines = f.readlines()
for idx, line in enumerate(lines):
image_context_path = line.split('\n')[0].split(' ')[0]
image_context = cv2.cvtColor(cv2.imread(image_context_path), cv2.COLOR_BGR2RGB)
try:
bbox_yolo = get_bbox(yolo, device, image_context)
for pred_bbox in bbox_yolo:
pred_cat, pred_cont = infer(context_norm, body_norm, ind2cat, ind2vad, device, thresholds, models, image_context=image_context, bbox=pred_bbox, to_print=False)
write_text_vad = list()
for continuous in pred_cont:
write_text_vad.append(str('%.1f' %(continuous)))
write_text_vad = 'vad ' + ' '.join(write_text_vad)
image_context = cv2.rectangle(image_context, (pred_bbox[0], pred_bbox[1]),(pred_bbox[2] , pred_bbox[3]), (255, 0, 0), 3)
cv2.putText(image_context, write_text_vad, (pred_bbox[0], pred_bbox[1] - 5), cv2.FONT_HERSHEY_PLAIN, 1, (255, 255, 255), 1)
for i, emotion in enumerate(pred_cat):
cv2.putText(image_context, emotion, (pred_bbox[0], pred_bbox[1] + (i+1)*12), cv2.FONT_HERSHEY_PLAIN, 1, (255, 255, 255), 1)
except Exception as e:
print ('Exception for image ',image_context_path)
print (e)
cv2.imwrite(os.path.join(result_path, 'img_%r.jpg' %(idx)), cv2.cvtColor(image_context, cv2.COLOR_RGB2BGR))
print ('completed inference for image %d' %(idx))
def get_invite():
result = {"error": 1}
try:
query = json.loads(request.data.decode('utf-8'))['query']
group = infer(query, kmeans, vectorizer)
resultDf = manager.get_emails(group[0])
data = []
for index, row in resultDf.iterrows():
data.append(dict(row))
result['data'] = data
result["error"] = 0
return make_response(json.dumps(result), 200)
except Exception as err:
result["message"] = str(err)
return make_response(json.dumps(result), 404)
def evaluate(dataset):
f1 = exact_match = total = 0
for paragraph in dataset:
corpus = paragraph['context'].replace('\n', ' ')
print(corpus)
for qa in paragraph['qas']:
total += 1
question = qa['question']
answer = inference.infer(corpus, question)
f1 += metric_max_over_ground_truths(f1_score, answer, qa['answer'])
exact_match += metric_max_over_ground_truths(
exact_match_score, answer, qa['answer'])
if metric_max_over_ground_truths(f1_score, answer,
qa['answer']) != 1.0:
print("\nQUESTION: {} \nCORRECT_answer: {} \nPREDICTED_answer: {} \nF1 = {}".format \
(qa['question'], qa['answer'], answer, metric_max_over_ground_truths(f1_score, answer, qa['answer'])))
exact_match = 100.0 * exact_match / total
f1 = 100.0 * f1 / total
return {'exact_match': exact_match, 'f1': f1}
def image():
json = request.json
imageUrl = json['imageUrl']
quadKey = json['quadKey']
# # Dummy code - get image as cv2 image
# resp = urllib.urlopen(imageUrl)
# image = np.asarray(bytearray(resp.read()), dtype="uint8")
# image = cv2.imdecode(image, cv2.IMREAD_COLOR)
# This is how we could go from cv2 to jpeg - https://stackoverflow.com/questions/48465739/send-and-receive-opencv-images-flask
# TODO - Run model on this image URL
temp = inference.infer(imageUrl)
#print(temp)
temp = (temp.detach().numpy() + 0.5) * 512
print(temp.shape)
temp = np.squeeze(temp, axis=0)
print(temp.shape)
temp = np.transpose(temp, (1,2,0))
print(temp.shape)
print(temp)
filename = "/Users/parismorgan/space-apps-2019/beautiful_earth/app/static/"+quadKey+".png"
cv2.imwrite(filename, temp)
print("PARISDEBUG: " + filename)
response = make_response(send_file(filename, mimetype='image/jpeg', as_attachment=True, attachment_filename=quadKey))
response.headers['X-quadKey'] = quadKey
return response
def eval(testX, testY):
x=tf.placeholder(tf.float32,[len(testX),preprocessing.IMAGE_SIZE,preprocessing.IMAGE_SIZE,preprocessing.IMAGE_CHANNELS],\
'x-input')
y_ = tf.placeholder(tf.float32, [len(testX), preprocessing.OUTPUT_NODE],
'y-input')
y = inference.infer(x, False, None)
accuracy = tf.reduce_mean(
tf.cast(tf.equal(tf.argmax(y, 1), tf.argmax(y_, 1)), tf.float32))
saver = tf.train.Saver()
with tf.Session(config=tf.ConfigProto(allow_soft_placement=True)) as sess:
xs_reshaped = tf.reshape(testX, [
len(testX), preprocessing.IMAGE_SIZE, preprocessing.IMAGE_SIZE,
preprocessing.IMAGE_CHANNELS
])
test_feed = {x: sess.run(xs_reshaped), y_: testY}
ckpt = tf.train.get_checkpoint_state(train.MODEL_SAVE_PATH,
"checkpoint")
if ckpt and ckpt.model_checkpoint_path:
save_path = ckpt.model_checkpoint_path
saver.restore(sess, save_path)
acc = sess.run(accuracy, test_feed)
step = save_path.split("/")[-1].split("-")[-1]
print("After {} steps, the accuracy on test is {}".format(
step, acc))
# decoder_states = [state]
decoder_dense = keras.layers.Dense(num_decoder_characters, activation = "softmax")
decoder_outputs = decoder_dense(decoder_outputs)
# Define the model that will turn
# encoder_input_data & decoder_input_data into decoder_output_data
model = keras.Model([encoder_inputs, decoder_inputs], decoder_outputs)
model.compile(
optimizer="rmsprop", loss="categorical_crossentropy", metrics=["accuracy"]
)
model.fit(
[encoder_train_input_data, decoder_train_input_data],
decoder_train_target_data,
batch_size = batch_size,
epochs = epochs,
validation_data = ([encoder_val_input_data, decoder_val_input_data], decoder_val_target_data),
)
# Save model
model.save("seq2seq")
# Inference Call for Validation Data
val_accuracy = inference.infer(encoder_val_input_data, val_input_words, val_target_words, num_decoder_characters, max_decoder_seq_length, target_characters_index, inverse_target_characters_index, enc_latent_dims, dec_latent_dims, cell_type, beam_size)
print("Val Accuracy: ", val_accuracy)
# Inference Call for Test Data
# test_accuracy = inference.infer(encoder_test_input_data, test_input_words, test_target_words, num_decoder_characters, max_decoder_seq_length, target_characters_index, inverse_target_characters_index, enc_latent_dims, dec_latent_dims, cell_type, beam_size)
# print("Test Accuracy: ", test_accuracy)
def train(args):
# build model
model = Tacotron2()
mode(model, True)
optimizer = torch.optim.Adam(model.parameters(), lr = hps.lr,
betas = hps.betas, eps = hps.eps,
weight_decay = hps.weight_decay)
criterion = Tacotron2Loss()
# load checkpoint
iteration = 1
if args.ckpt_pth != '':
model, optimizer, iteration = load_checkpoint(args.ckpt_pth, model, optimizer)
iteration += 1 # next iteration is iteration+1
# get scheduler
if hps.sch:
lr_lambda = lambda step: hps.sch_step**0.5*min((step+1)*hps.sch_step**-1.5, (step+1)**-0.5)
if args.ckpt_pth != '':
scheduler = torch.optim.lr_scheduler.LambdaLR(optimizer, lr_lambda, last_epoch = iteration)
else:
scheduler = torch.optim.lr_scheduler.LambdaLR(optimizer, lr_lambda)
# make dataset
train_loader = prepare_dataloaders(args.data_dir)
# get logger ready
if args.log_dir != '':
if not os.path.isdir(args.log_dir):
os.makedirs(args.log_dir)
os.chmod(args.log_dir, 0o775)
logger = Tacotron2Logger(args.log_dir)
# get ckpt_dir ready
if args.ckpt_dir != '' and not os.path.isdir(args.ckpt_dir):
os.makedirs(args.ckpt_dir)
os.chmod(args.ckpt_dir, 0o775)
model.train()
# ================ MAIN TRAINNIG LOOP! ===================
while iteration <= hps.max_iter:
for batch in train_loader:
if iteration > hps.max_iter:
break
start = time.perf_counter()
x, y = model.parse_batch(batch)
y_pred = model(x)
# loss
loss, item = criterion(y_pred, y, iteration)
# zero grad
model.zero_grad()
# backward, grad_norm, and update
loss.backward()
grad_norm = torch.nn.utils.clip_grad_norm_(model.parameters(), hps.grad_clip_thresh)
optimizer.step()
if hps.sch:
scheduler.step()
# info
dur = time.perf_counter()-start
print('Iter: {} Loss: {:.2e} Grad Norm: {:.2e} {:.1f}s/it'.format(
iteration, item, grad_norm, dur))
# log
if args.log_dir != '' and (iteration % hps.iters_per_log == 0):
learning_rate = optimizer.param_groups[0]['lr']
logger.log_training(item, grad_norm, learning_rate, iteration)
# sample
if args.log_dir != '' and (iteration % hps.iters_per_sample == 0):
model.eval()
output = infer(hps.eg_text, model)
model.train()
logger.sample_training(output, iteration)
# save ckpt
if args.ckpt_dir != '' and (iteration % hps.iters_per_ckpt == 0):
ckpt_pth = os.path.join(args.ckpt_dir, 'ckpt_{}'.format(iteration))
save_checkpoint(model, optimizer, iteration, ckpt_pth)
iteration += 1
if args.log_dir != '':
logger.close()
loss_fn,
device,
n_epochs,
f'{model_name}_head_fold_{fold_id + 1}',
checkpoint_dir,
scheduler=None,
metric_spec={'spearmanr': spearmanr_torch},
monitor_metric=True,
minimize_score=False,
logger=fold_logger,
grad_accum=grad_accum,
batch_step_scheduler=False,
eval_at_start=True)
learner.train()
oofs[valid_index] = infer(learner.model, valid_loader,
learner.best_checkpoint_file, device)
# Save tuned model in half precision (reduces memory making it easier to upload to Kaggle)
head_checkpoint_file = f'{checkpoint_dir}{model_name}_head_fold_{fold_id+1}_best.pth'
checkpoint = torch.load(head_checkpoint_file)
model.head.load_state_dict(checkpoint['model_state_dict'])
model.half()
tuned_checkpoint_file = f'{checkpoint_dir}{model_name}_tuned_fold_{fold_id+1}_best.pth'
torch.save({'model_state_dict': model.state_dict()},
tuned_checkpoint_file)
main_logger.info(f'Finished tuning {model_name}')
# Print CV scores
ix = np.where(
train.groupby("question_body")["host"].transform("count") == 1)[
def train(trainX, trainY, testX, testY):
print("Start to train")
print("The length of training data is {}".format(len(trainX)))
x = tf.placeholder(tf.float32, [
BATCH_SIZE, preprocessing.IMAGE_SIZE, preprocessing.IMAGE_SIZE,
preprocessing.IMAGE_CHANNELS
], "x-input")
y_ = tf.placeholder(tf.float32, [BATCH_SIZE, preprocessing.OUTPUT_NODE],
"y-input")
global_step = tf.Variable(0.0, dtype=tf.float32, trainable=False)
# regularization
regularizer = tf.contrib.layers.l2_regularizer(REGULARIZATION_RATE)
y = inference.infer(x, True, None, False)
# cross entropy loss
cross_entropy = tf.nn.sparse_softmax_cross_entropy_with_logits(
labels=tf.argmax(y_, axis=1), logits=y)
cross_entropy_mean = tf.reduce_mean(cross_entropy)
loss = cross_entropy_mean
# loss = cross_entropy_mean + tf.add_n(tf.get_collection("loss"))
# learning rate
learning_rate = tf.train.exponential_decay(LEARNING_RATE_BASE, global_step,
len(trainX) / BATCH_SIZE,
LEARNING_RATE_DECAY)
# save the model
saver = tf.train.Saver()
train_op = tf.train.AdamOptimizer(learning_rate=0.001).minimize(
loss, global_step)
# train_op = tf.train.GradientDescentOptimizer(learning_rate).minimize(loss, global_step)
train_len = len(trainX)
# The following is accuracy on test data.
test = tf.placeholder(tf.float32, [
1, preprocessing.IMAGE_SIZE, preprocessing.IMAGE_SIZE,
preprocessing.IMAGE_CHANNELS
], 'test-input')
test_y_ = tf.placeholder(tf.float32, [1, preprocessing.OUTPUT_NODE],
'test-y-input')
test_y = inference.infer(test, False, None, True)
accuracy = tf.reduce_sum(
tf.cast(tf.equal(tf.argmax(test_y, 1), tf.argmax(test_y_, 1)),
tf.float32))
test_loss = tf.reduce_mean(
tf.nn.sparse_softmax_cross_entropy_with_logits(labels=tf.argmax(
test_y_, axis=1),
logits=test_y))
# accuracy end
with tf.Session(config=tf.ConfigProto(allow_soft_placement=True)) as sess:
sess.run(tf.global_variables_initializer())
for i in range(TRAINING_STEP):
for _ in range(int(train_len / BATCH_SIZE) + 1):
l = list(range(train_len))
rdn = random.sample(l, BATCH_SIZE)
xs = []
ys = []
for r in rdn:
xs.append(trainX[r])
ys.append(trainY[r])
_, loss_value, step = sess.run([train_op, loss, global_step],
feed_dict={
x: xs,
y_: ys
})
if i % 10 == 0:
acc_result = 0
for j in range(len(testX)):
testX_feed = testX[j].reshape(1, preprocessing.IMAGE_SIZE,
preprocessing.IMAGE_SIZE, 3)
testY_feed = testY[j].reshape(1, 12)
acc_result += sess.run(accuracy,
feed_dict={
test: testX_feed,
test_y_: testY_feed
})
acc = acc_result / len(testX)
print(
"After %d epoch(s),loss on training batch is %f, accuracy on test is %f"
% (i, loss_value, acc))
saver.save(sess, os.path.join(MODEL_SAVE_PATH, MODEL_NAME),
global_step)
def login():
if request.method == "POST":
company_code = "aapl"
company_code_ = request.form.get("company", None)
print(company_code)
if (company_code_ is not None):
company_code = company_code_
if company_code != None:
code = stock_code[company.index(company_code)]
print(code)
profile = requests.get(
"https://financialmodelingprep.com/api/v3/company/profile/" +
str(code))
history = requests.get(
"https://financialmodelingprep.com/api/v3/historical-price-full/"
+ str(code) + "/?timeseries=50")
history = json.loads(history.text)
profile = json.loads(profile.text)
exchange = profile['profile']['exchange']
price = profile['profile']['price']
image = profile['profile']['image']
industry = profile['profile']['industry']
changes = profile['profile']['changes']
changesPercentage = profile['profile']['changesPercentage']
data = history['historical']
data_ = []
for item in reversed(data):
# print(item)
data_.append([
item['open'] / 1000, item['close'] / 1000,
item['volume'] / 500000000
])
# print(data_)
code = code.lower()
# print(code)
predicted_price = inference.infer(code, data_) * 1000
display_data = []
for item in data:
display_data.append({
"date": item['date'],
"open": item['open'],
"high": item['high'],
"low": item['low'],
"close": item['close']
})
# print(display_data)
# print(display_data)
# print(display_data)
if len(display_data) == 0:
print("running")
return render_template(
"home.html",
company_names=company,
company_code=code,
company_name=company[company.index(company_code)],
current_price=price,
predicted_price=predicted_price,
image=image,
exchange=exchange,
industry=industry,
changes=changes,
changesPercentage=changesPercentage)
display_data = json.dumps(display_data)
return render_template(
"home.html",
company_names=company,
company_code=code,
company_name=company[company.index(company_code)],
current_price=price,
predicted_price=predicted_price,
image=image,
exchange=exchange,
industry=industry,
changes=changes,
changesPercentage=changesPercentage,
display_data=display_data)
print("running")
return render_template("home.html",
company_names=company,
company_name=company[0])
from vertical_horizontal_simplecut import Cut
from inference import infer, cv2ImgAddText
import cv2
'''pic_path=input("请输入图片路径")
minThred=input("请输入阈值")'''
pic_path = './testimages/6.png'
minThred = 0.3
img = cv2.imread(pic_path)
part_imgs = Cut(pic_path)
translate = infer(part_imgs, minThred)
img = cv2ImgAddText(img, translate, 10, 10)
cv2.imshow("the translated image:", img)
cv2.waitKey(0)