Extension_image_recognition/Searcher.py

98 lines
2.8 KiB
Python
Executable File

import json
import cv2
import numpy as np
import pickle as pickle
import LFUtilities
import WebAppSettings as settings
#from ORBRescorer import ORBRescorer
from BEBLIDRescorer import BEBLIDRescorer
#from LATCHRescorer import LATCHRescorer
from GEMSearcher import GEMSearcher
import GEMExtractor as fe
import ORBExtractor as orb_lf
import BEBLIDExtractor as beblid_lf
import LATCHExtractor as latch_lf
class Searcher:
GEM_THRESHOLD = 0.3
def __init__(self):
# self.dataset = h5py.File(settings.dataset_file, 'r')['rmac'][...]
# np.save('/media/Data/data/beni_culturali/deploy/dataset', self.dataset)
self.ids = np.loadtxt(settings.DATASET_IDS, dtype=str).tolist()
self.search_engine = GEMSearcher()
# self.orb_rescorer = ORBRescorer()
self.beblid_rescorer = BEBLIDRescorer()
#self.latch_rescorer = LATCHRescorer()
def get_id(self, idx):
return self.search_engine.get_id(idx)
def add(self, img_file, id):
# self.save(True)
#desc = fe.extract(img_file)
#orb = lf.extract(img_file)
#self.search_engine.add(desc, id)
#self.rescorer.add(orb)
#self.save()
print('added ' + id)
def remove(self, id):
#self.save(True)
#self.search_engine.remove(id)
#self.rescorer.remove(idx)
#self.save()
print('removed ' + id)
def search_by_id(self, query_id, k=10, rescorer=False, lf_impl='BEBLID'):
kq = k
if rescorer:
kq = settings.k_reorder
res = self.search_engine.search_by_id(query_id, kq)
if rescorer:
if lf_impl == 'BEBLID':
res_lf = self.beblid_rescorer.rescore_by_id(query_id, res)
#res = res_lf if res_lf else res[:k]
res = res_lf
return res
def search_by_img(self, query_img, k=10, rescorer=False, lf_impl='BEBLID'):
if rescorer:
print(lf_impl)
kq = k
if rescorer:
kq = settings.k_reorder
query_desc = fe.extract(query_img)
res = self.search_engine.search_by_img(query_desc, kq)
print(res[0])
if rescorer:
if lf_impl == 'BEBLID':
query_lf = beblid_lf.extract(query_img)
res_lf = self.beblid_rescorer.rescore_by_img(query_lf, res)
if res_lf:
label = res_lf[0][0].split('/')[0]
res = [label, res_lf[0][1]]
else:
res = None
else:
if res[0][1] > self.GEM_THRESHOLD:
label = res[0][0].split('/')[0]
res = [label, res[0][1]]
else:
res = None
return res
def save(self, is_backup=False):
self.search_engine.save(is_backup)
#self.rescorer.save(is_backup)