-
Yan, B.; Luo, J.: Measuring technological distance for patent mapping (2017)
0.31
0.3103501 = sum of:
0.3103501 = product of:
1.1083932 = sum of:
0.035533816 = weight(abstract_txt:superior in 4351) [ClassicSimilarity], result of:
0.035533816 = score(doc=4351,freq=1.0), product of:
0.079306945 = queryWeight, product of:
1.0087979 = boost
7.168868 = idf(docFreq=92, maxDocs=44421)
0.010966208 = queryNorm
0.44805425 = fieldWeight in 4351, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.168868 = idf(docFreq=92, maxDocs=44421)
0.0625 = fieldNorm(doc=4351)
0.009346606 = weight(abstract_txt:analysis in 4351) [ClassicSimilarity], result of:
0.009346606 = score(doc=4351,freq=1.0), product of:
0.04102003 = queryWeight, product of:
1.0260334 = boost
3.6456752 = idf(docFreq=3151, maxDocs=44421)
0.010966208 = queryNorm
0.2278547 = fieldWeight in 4351, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.6456752 = idf(docFreq=3151, maxDocs=44421)
0.0625 = fieldNorm(doc=4351)
0.04264322 = weight(abstract_txt:network in 4351) [ClassicSimilarity], result of:
0.04264322 = score(doc=4351,freq=5.0), product of:
0.065988764 = queryWeight, product of:
1.3013632 = boost
4.6239696 = idf(docFreq=1184, maxDocs=44421)
0.010966208 = queryNorm
0.6462194 = fieldWeight in 4351, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
4.6239696 = idf(docFreq=1184, maxDocs=44421)
0.0625 = fieldNorm(doc=4351)
0.0053748214 = weight(abstract_txt:this in 4351) [ClassicSimilarity], result of:
0.0053748214 = score(doc=4351,freq=1.0), product of:
0.0357393 = queryWeight, product of:
1.3544143 = boost
2.4062347 = idf(docFreq=10885, maxDocs=44421)
0.010966208 = queryNorm
0.15038967 = fieldWeight in 4351, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
2.4062347 = idf(docFreq=10885, maxDocs=44421)
0.0625 = fieldNorm(doc=4351)
0.033774663 = weight(abstract_txt:decision in 4351) [ClassicSimilarity], result of:
0.033774663 = score(doc=4351,freq=1.0), product of:
0.09659486 = queryWeight, product of:
1.5744923 = boost
5.5944448 = idf(docFreq=448, maxDocs=44421)
0.010966208 = queryNorm
0.3496528 = fieldWeight in 4351, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.5944448 = idf(docFreq=448, maxDocs=44421)
0.0625 = fieldNorm(doc=4351)
0.16940054 = weight(abstract_txt:patents in 4351) [ClassicSimilarity], result of:
0.16940054 = score(doc=4351,freq=2.0), product of:
0.25715223 = queryWeight, product of:
3.1463304 = boost
7.4529724 = idf(docFreq=69, maxDocs=44421)
0.010966208 = queryNorm
0.6587559 = fieldWeight in 4351, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.4529724 = idf(docFreq=69, maxDocs=44421)
0.0625 = fieldNorm(doc=4351)
0.8123195 = weight(abstract_txt:patent in 4351) [ClassicSimilarity], result of:
0.8123195 = score(doc=4351,freq=10.0), product of:
0.5930135 = queryWeight, product of:
7.802357 = boost
6.930783 = idf(docFreq=117, maxDocs=44421)
0.010966208 = queryNorm
1.3698162 = fieldWeight in 4351, product of:
3.1622777 = tf(freq=10.0), with freq of:
10.0 = termFreq=10.0
6.930783 = idf(docFreq=117, maxDocs=44421)
0.0625 = fieldNorm(doc=4351)
0.28 = coord(7/25)
-
Liu, D.-R.; Shih, M.-J.: Hybrid-patent classification based on patent-network analysis (2011)
0.30
0.29515478 = sum of:
0.29515478 = product of:
1.2298117 = sum of:
0.009346606 = weight(abstract_txt:analysis in 189) [ClassicSimilarity], result of:
0.009346606 = score(doc=189,freq=1.0), product of:
0.04102003 = queryWeight, product of:
1.0260334 = boost
3.6456752 = idf(docFreq=3151, maxDocs=44421)
0.010966208 = queryNorm
0.2278547 = fieldWeight in 189, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.6456752 = idf(docFreq=3151, maxDocs=44421)
0.0625 = fieldNorm(doc=189)
0.04264322 = weight(abstract_txt:network in 189) [ClassicSimilarity], result of:
0.04264322 = score(doc=189,freq=5.0), product of:
0.065988764 = queryWeight, product of:
1.3013632 = boost
4.6239696 = idf(docFreq=1184, maxDocs=44421)
0.010966208 = queryNorm
0.6462194 = fieldWeight in 189, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
4.6239696 = idf(docFreq=1184, maxDocs=44421)
0.0625 = fieldNorm(doc=189)
0.0053748214 = weight(abstract_txt:this in 189) [ClassicSimilarity], result of:
0.0053748214 = score(doc=189,freq=1.0), product of:
0.0357393 = queryWeight, product of:
1.3544143 = boost
2.4062347 = idf(docFreq=10885, maxDocs=44421)
0.010966208 = queryNorm
0.15038967 = fieldWeight in 189, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
2.4062347 = idf(docFreq=10885, maxDocs=44421)
0.0625 = fieldNorm(doc=189)
0.041897062 = weight(abstract_txt:advantage in 189) [ClassicSimilarity], result of:
0.041897062 = score(doc=189,freq=1.0), product of:
0.111519046 = queryWeight, product of:
1.6917573 = boost
6.011108 = idf(docFreq=295, maxDocs=44421)
0.010966208 = queryNorm
0.37569425 = fieldWeight in 189, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.011108 = idf(docFreq=295, maxDocs=44421)
0.0625 = fieldNorm(doc=189)
0.16940054 = weight(abstract_txt:patents in 189) [ClassicSimilarity], result of:
0.16940054 = score(doc=189,freq=2.0), product of:
0.25715223 = queryWeight, product of:
3.1463304 = boost
7.4529724 = idf(docFreq=69, maxDocs=44421)
0.010966208 = queryNorm
0.6587559 = fieldWeight in 189, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.4529724 = idf(docFreq=69, maxDocs=44421)
0.0625 = fieldNorm(doc=189)
0.96114945 = weight(abstract_txt:patent in 189) [ClassicSimilarity], result of:
0.96114945 = score(doc=189,freq=14.0), product of:
0.5930135 = queryWeight, product of:
7.802357 = boost
6.930783 = idf(docFreq=117, maxDocs=44421)
0.010966208 = queryNorm
1.6207885 = fieldWeight in 189, product of:
3.7416575 = tf(freq=14.0), with freq of:
14.0 = termFreq=14.0
6.930783 = idf(docFreq=117, maxDocs=44421)
0.0625 = fieldNorm(doc=189)
0.24 = coord(6/25)
-
Leydesdorff, L.: Patent classifications as indicators of intellectual organization (2008)
0.24
0.23820658 = sum of:
0.23820658 = product of:
1.1910329 = sum of:
0.016522622 = weight(abstract_txt:analysis in 3002) [ClassicSimilarity], result of:
0.016522622 = score(doc=3002,freq=2.0), product of:
0.04102003 = queryWeight, product of:
1.0260334 = boost
3.6456752 = idf(docFreq=3151, maxDocs=44421)
0.010966208 = queryNorm
0.402794 = fieldWeight in 3002, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.6456752 = idf(docFreq=3151, maxDocs=44421)
0.078125 = fieldNorm(doc=3002)
0.027639287 = weight(abstract_txt:because in 3002) [ClassicSimilarity], result of:
0.027639287 = score(doc=3002,freq=1.0), product of:
0.07282903 = queryWeight, product of:
1.3671489 = boost
4.8577175 = idf(docFreq=937, maxDocs=44421)
0.010966208 = queryNorm
0.37950918 = fieldWeight in 3002, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.8577175 = idf(docFreq=937, maxDocs=44421)
0.078125 = fieldNorm(doc=3002)
0.2994607 = weight(abstract_txt:patents in 3002) [ClassicSimilarity], result of:
0.2994607 = score(doc=3002,freq=4.0), product of:
0.25715223 = queryWeight, product of:
3.1463304 = boost
7.4529724 = idf(docFreq=69, maxDocs=44421)
0.010966208 = queryNorm
1.1645269 = fieldWeight in 3002, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
7.4529724 = idf(docFreq=69, maxDocs=44421)
0.078125 = fieldNorm(doc=3002)
0.29125312 = weight(abstract_txt:portfolios in 3002) [ClassicSimilarity], result of:
0.29125312 = score(doc=3002,freq=1.0), product of:
0.40071055 = queryWeight, product of:
3.9275756 = boost
9.303573 = idf(docFreq=10, maxDocs=44421)
0.010966208 = queryNorm
0.7268416 = fieldWeight in 3002, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.303573 = idf(docFreq=10, maxDocs=44421)
0.078125 = fieldNorm(doc=3002)
0.5561572 = weight(abstract_txt:patent in 3002) [ClassicSimilarity], result of:
0.5561572 = score(doc=3002,freq=3.0), product of:
0.5930135 = queryWeight, product of:
7.802357 = boost
6.930783 = idf(docFreq=117, maxDocs=44421)
0.010966208 = queryNorm
0.93784904 = fieldWeight in 3002, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
6.930783 = idf(docFreq=117, maxDocs=44421)
0.078125 = fieldNorm(doc=3002)
0.2 = coord(5/25)
-
Yan, B.; Luo, J.: Filtering patent maps for visualization of diversification paths of inventors and organizations (2017)
0.23
0.2333601 = sum of:
0.2333601 = product of:
0.9723338 = sum of:
0.009346606 = weight(abstract_txt:analysis in 4651) [ClassicSimilarity], result of:
0.009346606 = score(doc=4651,freq=1.0), product of:
0.04102003 = queryWeight, product of:
1.0260334 = boost
3.6456752 = idf(docFreq=3151, maxDocs=44421)
0.010966208 = queryNorm
0.2278547 = fieldWeight in 4651, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.6456752 = idf(docFreq=3151, maxDocs=44421)
0.0625 = fieldNorm(doc=4651)
0.046713307 = weight(abstract_txt:network in 4651) [ClassicSimilarity], result of:
0.046713307 = score(doc=4651,freq=6.0), product of:
0.065988764 = queryWeight, product of:
1.3013632 = boost
4.6239696 = idf(docFreq=1184, maxDocs=44421)
0.010966208 = queryNorm
0.7078979 = fieldWeight in 4651, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
4.6239696 = idf(docFreq=1184, maxDocs=44421)
0.0625 = fieldNorm(doc=4651)
0.007601145 = weight(abstract_txt:this in 4651) [ClassicSimilarity], result of:
0.007601145 = score(doc=4651,freq=2.0), product of:
0.0357393 = queryWeight, product of:
1.3544143 = boost
2.4062347 = idf(docFreq=10885, maxDocs=44421)
0.010966208 = queryNorm
0.21268311 = fieldWeight in 4651, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4062347 = idf(docFreq=10885, maxDocs=44421)
0.0625 = fieldNorm(doc=4651)
0.11773504 = weight(abstract_txt:portfolio in 4651) [ClassicSimilarity], result of:
0.11773504 = score(doc=4651,freq=1.0), product of:
0.22207372 = queryWeight, product of:
2.3873281 = boost
8.482592 = idf(docFreq=24, maxDocs=44421)
0.010966208 = queryNorm
0.530162 = fieldWeight in 4651, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
8.482592 = idf(docFreq=24, maxDocs=44421)
0.0625 = fieldNorm(doc=4651)
0.11130238 = weight(abstract_txt:company in 4651) [ClassicSimilarity], result of:
0.11130238 = score(doc=4651,freq=1.0), product of:
0.2695088 = queryWeight, product of:
3.7193327 = boost
6.6077175 = idf(docFreq=162, maxDocs=44421)
0.010966208 = queryNorm
0.41298234 = fieldWeight in 4651, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.6077175 = idf(docFreq=162, maxDocs=44421)
0.0625 = fieldNorm(doc=4651)
0.6796353 = weight(abstract_txt:patent in 4651) [ClassicSimilarity], result of:
0.6796353 = score(doc=4651,freq=7.0), product of:
0.5930135 = queryWeight, product of:
7.802357 = boost
6.930783 = idf(docFreq=117, maxDocs=44421)
0.010966208 = queryNorm
1.1460705 = fieldWeight in 4651, product of:
2.6457512 = tf(freq=7.0), with freq of:
7.0 = termFreq=7.0
6.930783 = idf(docFreq=117, maxDocs=44421)
0.0625 = fieldNorm(doc=4651)
0.24 = coord(6/25)
-
Lai, K.-K.; Wu, S.-J.: Using the patent co-citation approach to establish a new patent classification system (2005)
0.21
0.21489978 = sum of:
0.21489978 = product of:
1.0744989 = sum of:
0.018693212 = weight(abstract_txt:analysis in 2013) [ClassicSimilarity], result of:
0.018693212 = score(doc=2013,freq=4.0), product of:
0.04102003 = queryWeight, product of:
1.0260334 = boost
3.6456752 = idf(docFreq=3151, maxDocs=44421)
0.010966208 = queryNorm
0.4557094 = fieldWeight in 2013, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.6456752 = idf(docFreq=3151, maxDocs=44421)
0.0625 = fieldNorm(doc=2013)
0.009309464 = weight(abstract_txt:this in 2013) [ClassicSimilarity], result of:
0.009309464 = score(doc=2013,freq=3.0), product of:
0.0357393 = queryWeight, product of:
1.3544143 = boost
2.4062347 = idf(docFreq=10885, maxDocs=44421)
0.010966208 = queryNorm
0.26048255 = fieldWeight in 2013, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
2.4062347 = idf(docFreq=10885, maxDocs=44421)
0.0625 = fieldNorm(doc=2013)
0.036293652 = weight(abstract_txt:strategy in 2013) [ClassicSimilarity], result of:
0.036293652 = score(doc=2013,freq=1.0), product of:
0.10133989 = queryWeight, product of:
1.6127006 = boost
5.7302055 = idf(docFreq=391, maxDocs=44421)
0.010966208 = queryNorm
0.35813785 = fieldWeight in 2013, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.7302055 = idf(docFreq=391, maxDocs=44421)
0.0625 = fieldNorm(doc=2013)
0.23956856 = weight(abstract_txt:patents in 2013) [ClassicSimilarity], result of:
0.23956856 = score(doc=2013,freq=4.0), product of:
0.25715223 = queryWeight, product of:
3.1463304 = boost
7.4529724 = idf(docFreq=69, maxDocs=44421)
0.010966208 = queryNorm
0.93162155 = fieldWeight in 2013, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
7.4529724 = idf(docFreq=69, maxDocs=44421)
0.0625 = fieldNorm(doc=2013)
0.770634 = weight(abstract_txt:patent in 2013) [ClassicSimilarity], result of:
0.770634 = score(doc=2013,freq=9.0), product of:
0.5930135 = queryWeight, product of:
7.802357 = boost
6.930783 = idf(docFreq=117, maxDocs=44421)
0.010966208 = queryNorm
1.2995218 = fieldWeight in 2013, product of:
3.0 = tf(freq=9.0), with freq of:
9.0 = termFreq=9.0
6.930783 = idf(docFreq=117, maxDocs=44421)
0.0625 = fieldNorm(doc=2013)
0.2 = coord(5/25)