def get_predict_post_body(model_stats, day_list, day_list_cut, page_ix, pf_age,
pf_si, pf_network, pf_gender, full_record, hits,
pf_price_cat, predict_day_list, forward_offset):
train_window = model_stats['model']['train_window'] # comes from cfg
predict_window = model_stats['model']['predict_window'] # comes from cfg
x_hits = np.log(np.add(hits, 1)).tolist() # ln + 1
full_record_exp = np.log(np.add(full_record, 1)).tolist()
if len(day_list_cut) != train_window + predict_window:
raise Exception(
'day_list_cut and train window + predicti_window do not match. {} {} {}'
.format(len(day_list_cut), train_window, predict_window))
dow = get_dow(day_list_cut)
dow = [[dow[0][i], dow[1][i]]
for i in range(train_window + predict_window)]
for x in predict_day_list:
if x not in day_list:
day_list.extend(predict_day_list)
lagged_indx = np.stack(lag_indexes(day_list), axis=-1)
# not used in the model (but we should keep it)
page_popularity = np.median(full_record_exp)
page_popularity = (
page_popularity - model_stats['stats']['page_popularity'][0]) / \
model_stats['stats']['page_popularity'][1]
quarter_autocorr = 1
duration = model_stats['model']['duration']
# x_hits, x_features, norm_x_hits, x_lagged, y_features, mean, std, flat_ucdoc_features, page_ix
truex, timex, normx, laggedx, timey, normmean, normstd, pgfeatures, pageix = make_pred_input(
duration, train_window, predict_window, full_record_exp, x_hits, dow,
lagged_indx, pf_age, pf_si, pf_network, pf_gender, page_ix,
pf_price_cat, page_popularity, quarter_autocorr, forward_offset)
# ys are not important]
truey = [1 for _ in range(predict_window)]
normy = [1 for _ in range(predict_window)]
instance = {
"truex": truex,
"timex": timex.tolist(),
"normx": normx,
"laggedx": laggedx.tolist(),
"truey": truey,
"timey": timey.tolist(),
"normy": normy,
"normmean": normmean,
"normstd": normstd,
"page_features": pgfeatures.tolist(),
"pageix": pageix
}
# print(instance)
return instance # , stat
def run(cfg):
with open(cfg['tf_statistics_path'], 'rb') as f:
tf_stat = pickle.load(f)
names = []
tfrecord_location = cfg['tfrecords_local_path']
for file in os.listdir(tfrecord_location):
if file.startswith("part"):
names.append(file)
file_paths = [os.path.join(tfrecord_location, name) for name in names]
# read and make the dataset from tfrecord
dataset = tf.data.TFRecordDataset(file_paths)
dataset = dataset.map(__data_parser)
batch_size = cfg['batch_size']
duration = cfg['duration']
dataset = dataset.batch(batch_size).shuffle(SHUFFLE_BUFFER)
iterator = dataset.make_one_shot_iterator()
next_el = iterator.get_next()
# lagged_ix = numpy.ones((duration, 4), dtype=float)
# lagged_ix = np.where(lagged_ix == 1, -1, lagged_ix)
lagged_ix = np.stack(lag_indexes(tf_stat), axis=-1)
# quarter_autocorr = numpy.ones((batch_size,), dtype=float)
date_list = tf_stat['days']
dow = get_dow(date_list)
holiday_list = cfg['holidays']
holidays = [1 if _ in holiday_list else 0 for _ in date_list]
a_list = []
b_list = []
for _ in holidays:
a, b = holiday_norm(_)
a_list.append(a)
b_list.append(b)
holiday = (a_list, b_list)
with tf.Session() as sess:
x = sess.run(next_el)
quarter_autocorr = numpy.ones((x[0].size, ), dtype=float)
page_indx = list(x[0])
fill_isolated_zeros(x[21])
tensors = dict(
hits=pd.DataFrame(x[21], index=page_indx, columns=date_list),
lagged_ix=lagged_ix,
page_ix=page_indx,
pf_age=pd.DataFrame(x[8:15],
columns=page_indx,
index=(1, 2, 3, 4, 5, 6, 7)).T,
pf_si=pd.DataFrame(x[20], index=page_indx),
pf_network=pd.DataFrame(x[15:20],
columns=page_indx,
index=('2G', '3G', '4G', 'UNKNOWN',
'WIFI')).T,
pf_price_cat=pd.DataFrame(x[1:4],
columns=page_indx,
index=('pc1', 'pc2', 'pc3')).T,
pf_gender=pd.DataFrame(x[4:8],
columns=page_indx,
index=('none', 'f', 'm', 'x')).T,
page_popularity=x[22],
# page_popularity = quarter_autocorr,
quarter_autocorr=quarter_autocorr,
dow=pd.DataFrame(dow).T,
holiday=pd.DataFrame(holiday).T)
data_len = tensors['hits'].shape[1]
plain = dict(data_days=data_len - cfg['add_days'],
features_days=data_len,
data_start=date_list[0],
data_end=date_list[-1],
features_end=date_list[-1],
n_pages=batch_size)
VarFeeder(cfg['data_dir'], tensors, plain)
def get_predict_post_body(model_stats, day_list, day_list_cut, uckey, age, si,
network, gender, media, ip_location, full_record,
hits, hour, price_cat):
price_cat = str(price_cat)
hour = str(hour)
train_window = model_stats['model']['train_window'] # comes from cfg
predict_window = model_stats['model']['predict_window'] # comes from cfg
x_hits = np.log(np.add(hits, 1)).tolist() # ln + 1
full_record_exp = np.log(np.add(full_record, 1)).tolist()
if len(day_list_cut) != train_window + predict_window:
raise Exception(
'day_list_cut and train window + predicti_window do not match. {} {} {}'
.format(len(day_list_cut), train_window, predict_window))
dow = get_dow(day_list_cut)
dow = [[dow[0][i], dow[1][i]]
for i in range(train_window + predict_window)]
lagged_indx = np.stack(lag_indexes(day_list), axis=-1)
# lagged_hits = [0 for i in range(2)]
# lagged_hits = [lagged_hits for _ in range(train_window+predict_window)]
m = model_stats['stats']
pf_age = [(int(age == '1') - m['a_1'][0]) / m['a_1'][1],
(int(age == '2') - m['a_2'][0]) / m['a_2'][1],
(int(age == '3') - m['a_3'][0]) / m['a_3'][1],
(int(age == '4') - m['a_4'][0]) / m['a_4'][1]]
pf_si = [(int(si == '1') - m['si_1'][0]) / m['si_1'][1],
(int(si == '2') - m['si_2'][0]) / m['si_2'][1],
(int(si == '3') - m['si_3'][0]) / m['si_3'][1]]
pf_network = [(int(network == '3G') - m['t_3G'][0]) / m['t_3G'][1],
(int(network == '4G') - m['t_4G'][0]) / m['t_4G'][1],
(int(network == '5G') - m['t_5G'][0]) / m['t_5G'][1]]
pf_gender = [(int(gender == 'g_f') - m['g_g_f'][0]) / m['g_g_f'][1],
(int(gender == 'g_m') - m['g_g_m'][0]) / m['g_g_m'][1],
(int(gender == 'g_x') - m['g_g_x'][0]) / m['g_g_x'][1]]
pf_price_cat = [
(int(price_cat == '0') - m['price_cat_0'][0]) / m['price_cat_0'][1],
(int(price_cat == '1') - m['price_cat_1'][0]) / m['price_cat_1'][1],
(int(price_cat == '2') - m['price_cat_2'][0]) / m['price_cat_2'][1],
(int(price_cat == '3') - m['price_cat_3'][0]) / m['price_cat_3'][1]
]
page_ix = ','.join([uckey, price_cat, hour])
# not used
page_popularity = np.median(full_record_exp)
page_popularity = (page_popularity -
model_stats['stats']['page_popularity'][0]
) / model_stats['stats']['page_popularity'][1]
quarter_autocorr = 1
duration = model_stats['model']['duration']
# x_hits, x_features, norm_x_hits, x_lagged, y_features, mean, std, flat_ucdoc_features, page_ix
truex, timex, normx, laggedx, timey, normmean, normstd, pgfeatures, pageix = make_pred_input(
duration, train_window, predict_window, full_record_exp, x_hits, dow,
lagged_indx, pf_age, pf_si, pf_network, pf_gender, page_ix,
pf_price_cat, page_popularity, quarter_autocorr)
# ys are not important]
truey = [1 for _ in range(predict_window)]
normy = [1 for _ in range(predict_window)]
instance = {
"truex": truex,
"timex": timex.tolist(),
"normx": normx,
"laggedx": laggedx.tolist(),
"truey": truey,
"timey": timey.tolist(),
"normy": normy,
"normmean": normmean,
"normstd": normstd,
"page_features": pgfeatures.tolist(),
"pageix": pageix
}
# print(instance)
return instance # , stat
