-
Vickery, A.; Brooks, H.: Expert systems and their applications in LIS (1987)
5.70
5.7027264 = sum of:
5.7027264 = sum of:
2.7393508 = weight(author_txt:vickery in 1100) [ClassicSimilarity], result of:
2.7393508 = score(doc=1100,freq=1.0), product of:
0.68834674 = queryWeight, product of:
7.9592175 = idf(docFreq=41, maxDocs=44218)
0.08648422 = queryNorm
3.9796088 = fieldWeight in 1100, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.9592175 = idf(docFreq=41, maxDocs=44218)
0.5 = fieldNorm(doc=1100)
2.9633753 = weight(author_txt:brooks in 1100) [ClassicSimilarity], result of:
2.9633753 = score(doc=1100,freq=1.0), product of:
0.72538173 = queryWeight, product of:
1.026549 = boost
8.1705265 = idf(docFreq=33, maxDocs=44218)
0.08648422 = queryNorm
4.0852633 = fieldWeight in 1100, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
8.1705265 = idf(docFreq=33, maxDocs=44218)
0.5 = fieldNorm(doc=1100)
-
Vickery, B.; Vickery, A.: Online search interface design (1993)
1.94
1.9370134 = sum of:
1.9370134 = product of:
3.8740268 = sum of:
3.8740268 = weight(author_txt:vickery in 2659) [ClassicSimilarity], result of:
3.8740268 = score(doc=2659,freq=2.0), product of:
0.68834674 = queryWeight, product of:
7.9592175 = idf(docFreq=41, maxDocs=44218)
0.08648422 = queryNorm
5.6280165 = fieldWeight in 2659, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.9592175 = idf(docFreq=41, maxDocs=44218)
0.5 = fieldNorm(doc=2659)
0.5 = coord(1/2)
-
Vickery, B.C.; Vickery, A.: ¬An application of language processing for a search interface (1992)
1.94
1.9370134 = sum of:
1.9370134 = product of:
3.8740268 = sum of:
3.8740268 = weight(author_txt:vickery in 2757) [ClassicSimilarity], result of:
3.8740268 = score(doc=2757,freq=2.0), product of:
0.68834674 = queryWeight, product of:
7.9592175 = idf(docFreq=41, maxDocs=44218)
0.08648422 = queryNorm
5.6280165 = fieldWeight in 2757, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.9592175 = idf(docFreq=41, maxDocs=44218)
0.5 = fieldNorm(doc=2757)
0.5 = coord(1/2)
-
Vickery, B.; Vickery, A.: Online search interface design (1993)
1.94
1.9370134 = sum of:
1.9370134 = product of:
3.8740268 = sum of:
3.8740268 = weight(author_txt:vickery in 2759) [ClassicSimilarity], result of:
3.8740268 = score(doc=2759,freq=2.0), product of:
0.68834674 = queryWeight, product of:
7.9592175 = idf(docFreq=41, maxDocs=44218)
0.08648422 = queryNorm
5.6280165 = fieldWeight in 2759, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.9592175 = idf(docFreq=41, maxDocs=44218)
0.5 = fieldNorm(doc=2759)
0.5 = coord(1/2)
-
Vickery, B.C.; Vickery, A.: Information science in theory and practice (1993)
1.94
1.9370134 = sum of:
1.9370134 = product of:
3.8740268 = sum of:
3.8740268 = weight(author_txt:vickery in 3033) [ClassicSimilarity], result of:
3.8740268 = score(doc=3033,freq=2.0), product of:
0.68834674 = queryWeight, product of:
7.9592175 = idf(docFreq=41, maxDocs=44218)
0.08648422 = queryNorm
5.6280165 = fieldWeight in 3033, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.9592175 = idf(docFreq=41, maxDocs=44218)
0.5 = fieldNorm(doc=3033)
0.5 = coord(1/2)
-
Norden, D.J.; Lawrence, G.H.: Public terminal use in an online catalog : some preliminary results (1981)
0.19
0.18868926 = sum of:
0.18868926 = product of:
0.58965397 = sum of:
0.038013905 = weight(abstract_txt:public in 2164) [ClassicSimilarity], result of:
0.038013905 = score(doc=2164,freq=1.0), product of:
0.10558321 = queryWeight, product of:
1.0533491 = boost
4.6084785 = idf(docFreq=1197, maxDocs=44218)
0.021750286 = queryNorm
0.3600374 = fieldWeight in 2164, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.6084785 = idf(docFreq=1197, maxDocs=44218)
0.078125 = fieldNorm(doc=2164)
0.018853512 = weight(abstract_txt:library in 2164) [ClassicSimilarity], result of:
0.018853512 = score(doc=2164,freq=1.0), product of:
0.07572835 = queryWeight, product of:
1.0925713 = boost
3.1867187 = idf(docFreq=4964, maxDocs=44218)
0.021750286 = queryNorm
0.2489624 = fieldWeight in 2164, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.1867187 = idf(docFreq=4964, maxDocs=44218)
0.078125 = fieldNorm(doc=2164)
0.029117811 = weight(abstract_txt:user in 2164) [ClassicSimilarity], result of:
0.029117811 = score(doc=2164,freq=1.0), product of:
0.101181895 = queryWeight, product of:
1.2629087 = boost
3.6835442 = idf(docFreq=3020, maxDocs=44218)
0.021750286 = queryNorm
0.2877769 = fieldWeight in 2164, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.6835442 = idf(docFreq=3020, maxDocs=44218)
0.078125 = fieldNorm(doc=2164)
0.109793566 = weight(abstract_txt:strategy in 2164) [ClassicSimilarity], result of:
0.109793566 = score(doc=2164,freq=1.0), product of:
0.24512161 = queryWeight, product of:
1.9656733 = boost
5.733308 = idf(docFreq=388, maxDocs=44218)
0.021750286 = queryNorm
0.44791466 = fieldWeight in 2164, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.733308 = idf(docFreq=388, maxDocs=44218)
0.078125 = fieldNorm(doc=2164)
0.12082527 = weight(abstract_txt:prototype in 2164) [ClassicSimilarity], result of:
0.12082527 = score(doc=2164,freq=1.0), product of:
0.2612776 = queryWeight, product of:
2.0294185 = boost
5.9192348 = idf(docFreq=322, maxDocs=44218)
0.021750286 = queryNorm
0.46244022 = fieldWeight in 2164, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.9192348 = idf(docFreq=322, maxDocs=44218)
0.078125 = fieldNorm(doc=2164)
0.0950582 = weight(abstract_txt:search in 2164) [ClassicSimilarity], result of:
0.0950582 = score(doc=2164,freq=4.0), product of:
0.16631049 = queryWeight, product of:
2.0902812 = boost
3.6580524 = idf(docFreq=3098, maxDocs=44218)
0.021750286 = queryNorm
0.5715707 = fieldWeight in 2164, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.6580524 = idf(docFreq=3098, maxDocs=44218)
0.078125 = fieldNorm(doc=2164)
0.059581533 = weight(abstract_txt:system in 2164) [ClassicSimilarity], result of:
0.059581533 = score(doc=2164,freq=1.0), product of:
0.22614884 = queryWeight, product of:
3.0832028 = boost
3.3723085 = idf(docFreq=4123, maxDocs=44218)
0.021750286 = queryNorm
0.2634616 = fieldWeight in 2164, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.3723085 = idf(docFreq=4123, maxDocs=44218)
0.078125 = fieldNorm(doc=2164)
0.11841017 = weight(abstract_txt:should in 2164) [ClassicSimilarity], result of:
0.11841017 = score(doc=2164,freq=1.0), product of:
0.34191272 = queryWeight, product of:
3.5462272 = boost
4.432857 = idf(docFreq=1427, maxDocs=44218)
0.021750286 = queryNorm
0.34631696 = fieldWeight in 2164, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.432857 = idf(docFreq=1427, maxDocs=44218)
0.078125 = fieldNorm(doc=2164)
0.32 = coord(8/25)
-
Gauch, S.; Smith, J.B.: ¬An expert system for automatic query reformation (1993)
0.16
0.1589972 = sum of:
0.1589972 = product of:
0.66248834 = sum of:
0.050433524 = weight(abstract_txt:user in 3693) [ClassicSimilarity], result of:
0.050433524 = score(doc=3693,freq=3.0), product of:
0.101181895 = queryWeight, product of:
1.2629087 = boost
3.6835442 = idf(docFreq=3020, maxDocs=44218)
0.021750286 = queryNorm
0.49844417 = fieldWeight in 3693, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
3.6835442 = idf(docFreq=3020, maxDocs=44218)
0.078125 = fieldNorm(doc=3693)
0.16236319 = weight(abstract_txt:expert in 3693) [ClassicSimilarity], result of:
0.16236319 = score(doc=3693,freq=5.0), product of:
0.162543 = queryWeight, product of:
1.3069502 = boost
5.7180014 = idf(docFreq=394, maxDocs=44218)
0.021750286 = queryNorm
0.99889374 = fieldWeight in 3693, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
5.7180014 = idf(docFreq=394, maxDocs=44218)
0.078125 = fieldNorm(doc=3693)
0.076643735 = weight(abstract_txt:user's in 3693) [ClassicSimilarity], result of:
0.076643735 = score(doc=3693,freq=1.0), product of:
0.16850689 = queryWeight, product of:
1.330711 = boost
5.8219566 = idf(docFreq=355, maxDocs=44218)
0.021750286 = queryNorm
0.45484036 = fieldWeight in 3693, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.8219566 = idf(docFreq=355, maxDocs=44218)
0.078125 = fieldNorm(doc=3693)
0.12082527 = weight(abstract_txt:prototype in 3693) [ClassicSimilarity], result of:
0.12082527 = score(doc=3693,freq=1.0), product of:
0.2612776 = queryWeight, product of:
2.0294185 = boost
5.9192348 = idf(docFreq=322, maxDocs=44218)
0.021750286 = queryNorm
0.46244022 = fieldWeight in 3693, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.9192348 = idf(docFreq=322, maxDocs=44218)
0.078125 = fieldNorm(doc=3693)
0.1062783 = weight(abstract_txt:search in 3693) [ClassicSimilarity], result of:
0.1062783 = score(doc=3693,freq=5.0), product of:
0.16631049 = queryWeight, product of:
2.0902812 = boost
3.6580524 = idf(docFreq=3098, maxDocs=44218)
0.021750286 = queryNorm
0.63903546 = fieldWeight in 3693, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
3.6580524 = idf(docFreq=3098, maxDocs=44218)
0.078125 = fieldNorm(doc=3693)
0.14594437 = weight(abstract_txt:system in 3693) [ClassicSimilarity], result of:
0.14594437 = score(doc=3693,freq=6.0), product of:
0.22614884 = queryWeight, product of:
3.0832028 = boost
3.3723085 = idf(docFreq=4123, maxDocs=44218)
0.021750286 = queryNorm
0.6453465 = fieldWeight in 3693, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
3.3723085 = idf(docFreq=4123, maxDocs=44218)
0.078125 = fieldNorm(doc=3693)
0.24 = coord(6/25)
-
Ferguson, B.: Upgrading minimal-level records for a statewide database (1991)
0.16
0.15783593 = sum of:
0.15783593 = product of:
0.65764976 = sum of:
0.01734699 = weight(abstract_txt:which in 2355) [ClassicSimilarity], result of:
0.01734699 = score(doc=2355,freq=1.0), product of:
0.06343938 = queryWeight, product of:
2.9167147 = idf(docFreq=6503, maxDocs=44218)
0.021750286 = queryNorm
0.273442 = fieldWeight in 2355, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
2.9167147 = idf(docFreq=6503, maxDocs=44218)
0.09375 = fieldNorm(doc=2355)
0.045616686 = weight(abstract_txt:public in 2355) [ClassicSimilarity], result of:
0.045616686 = score(doc=2355,freq=1.0), product of:
0.10558321 = queryWeight, product of:
1.0533491 = boost
4.6084785 = idf(docFreq=1197, maxDocs=44218)
0.021750286 = queryNorm
0.43204486 = fieldWeight in 2355, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.6084785 = idf(docFreq=1197, maxDocs=44218)
0.09375 = fieldNorm(doc=2355)
0.031995468 = weight(abstract_txt:library in 2355) [ClassicSimilarity], result of:
0.031995468 = score(doc=2355,freq=2.0), product of:
0.07572835 = queryWeight, product of:
1.0925713 = boost
3.1867187 = idf(docFreq=4964, maxDocs=44218)
0.021750286 = queryNorm
0.42250317 = fieldWeight in 2355, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1867187 = idf(docFreq=4964, maxDocs=44218)
0.09375 = fieldNorm(doc=2355)
0.117817245 = weight(abstract_txt:base in 2355) [ClassicSimilarity], result of:
0.117817245 = score(doc=2355,freq=2.0), product of:
0.15775204 = queryWeight, product of:
1.287545 = boost
5.633102 = idf(docFreq=429, maxDocs=44218)
0.021750286 = queryNorm
0.74685085 = fieldWeight in 2355, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.633102 = idf(docFreq=429, maxDocs=44218)
0.09375 = fieldNorm(doc=2355)
0.3733755 = weight(abstract_txt:referral in 2355) [ClassicSimilarity], result of:
0.3733755 = score(doc=2355,freq=1.0), product of:
0.49087778 = queryWeight, product of:
2.7816803 = boost
8.113368 = idf(docFreq=35, maxDocs=44218)
0.021750286 = queryNorm
0.7606282 = fieldWeight in 2355, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
8.113368 = idf(docFreq=35, maxDocs=44218)
0.09375 = fieldNorm(doc=2355)
0.07149784 = weight(abstract_txt:system in 2355) [ClassicSimilarity], result of:
0.07149784 = score(doc=2355,freq=1.0), product of:
0.22614884 = queryWeight, product of:
3.0832028 = boost
3.3723085 = idf(docFreq=4123, maxDocs=44218)
0.021750286 = queryNorm
0.3161539 = fieldWeight in 2355, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.3723085 = idf(docFreq=4123, maxDocs=44218)
0.09375 = fieldNorm(doc=2355)
0.24 = coord(6/25)
-
Ingwersen, P.: Search procedures in the library : analysed from the cognitive point of view (1982)
0.15
0.14739737 = sum of:
0.14739737 = product of:
0.46061677 = sum of:
0.020443624 = weight(abstract_txt:which in 2185) [ClassicSimilarity], result of:
0.020443624 = score(doc=2185,freq=2.0), product of:
0.06343938 = queryWeight, product of:
2.9167147 = idf(docFreq=6503, maxDocs=44218)
0.021750286 = queryNorm
0.32225448 = fieldWeight in 2185, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.9167147 = idf(docFreq=6503, maxDocs=44218)
0.078125 = fieldNorm(doc=2185)
0.03446946 = weight(abstract_txt:problem in 2185) [ClassicSimilarity], result of:
0.03446946 = score(doc=2185,freq=1.0), product of:
0.09891365 = queryWeight, product of:
1.0195371 = boost
4.460548 = idf(docFreq=1388, maxDocs=44218)
0.021750286 = queryNorm
0.3484803 = fieldWeight in 2185, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.460548 = idf(docFreq=1388, maxDocs=44218)
0.078125 = fieldNorm(doc=2185)
0.038013905 = weight(abstract_txt:public in 2185) [ClassicSimilarity], result of:
0.038013905 = score(doc=2185,freq=1.0), product of:
0.10558321 = queryWeight, product of:
1.0533491 = boost
4.6084785 = idf(docFreq=1197, maxDocs=44218)
0.021750286 = queryNorm
0.3600374 = fieldWeight in 2185, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.6084785 = idf(docFreq=1197, maxDocs=44218)
0.078125 = fieldNorm(doc=2185)
0.05680682 = weight(abstract_txt:working in 2185) [ClassicSimilarity], result of:
0.05680682 = score(doc=2185,freq=1.0), product of:
0.13800672 = queryWeight, product of:
1.2042732 = boost
5.268782 = idf(docFreq=618, maxDocs=44218)
0.021750286 = queryNorm
0.4116236 = fieldWeight in 2185, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.268782 = idf(docFreq=618, maxDocs=44218)
0.078125 = fieldNorm(doc=2185)
0.058235623 = weight(abstract_txt:user in 2185) [ClassicSimilarity], result of:
0.058235623 = score(doc=2185,freq=4.0), product of:
0.101181895 = queryWeight, product of:
1.2629087 = boost
3.6835442 = idf(docFreq=3020, maxDocs=44218)
0.021750286 = queryNorm
0.5755538 = fieldWeight in 2185, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.6835442 = idf(docFreq=3020, maxDocs=44218)
0.078125 = fieldNorm(doc=2185)
0.076643735 = weight(abstract_txt:user's in 2185) [ClassicSimilarity], result of:
0.076643735 = score(doc=2185,freq=1.0), product of:
0.16850689 = queryWeight, product of:
1.330711 = boost
5.8219566 = idf(docFreq=355, maxDocs=44218)
0.021750286 = queryNorm
0.45484036 = fieldWeight in 2185, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.8219566 = idf(docFreq=355, maxDocs=44218)
0.078125 = fieldNorm(doc=2185)
0.11642205 = weight(abstract_txt:search in 2185) [ClassicSimilarity], result of:
0.11642205 = score(doc=2185,freq=6.0), product of:
0.16631049 = queryWeight, product of:
2.0902812 = boost
3.6580524 = idf(docFreq=3098, maxDocs=44218)
0.021750286 = queryNorm
0.7000283 = fieldWeight in 2185, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
3.6580524 = idf(docFreq=3098, maxDocs=44218)
0.078125 = fieldNorm(doc=2185)
0.059581533 = weight(abstract_txt:system in 2185) [ClassicSimilarity], result of:
0.059581533 = score(doc=2185,freq=1.0), product of:
0.22614884 = queryWeight, product of:
3.0832028 = boost
3.3723085 = idf(docFreq=4123, maxDocs=44218)
0.021750286 = queryNorm
0.2634616 = fieldWeight in 2185, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.3723085 = idf(docFreq=4123, maxDocs=44218)
0.078125 = fieldNorm(doc=2185)
0.32 = coord(8/25)
-
Fidel, R.; Efthimiadis, E.N.: Terminological knowledge structure for intermediary expert systems (1995)
0.15
0.1469653 = sum of:
0.1469653 = product of:
0.6123554 = sum of:
0.029117811 = weight(abstract_txt:user in 5695) [ClassicSimilarity], result of:
0.029117811 = score(doc=5695,freq=1.0), product of:
0.101181895 = queryWeight, product of:
1.2629087 = boost
3.6835442 = idf(docFreq=3020, maxDocs=44218)
0.021750286 = queryNorm
0.2877769 = fieldWeight in 5695, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.6835442 = idf(docFreq=3020, maxDocs=44218)
0.078125 = fieldNorm(doc=5695)
0.12024672 = weight(abstract_txt:base in 5695) [ClassicSimilarity], result of:
0.12024672 = score(doc=5695,freq=3.0), product of:
0.15775204 = queryWeight, product of:
1.287545 = boost
5.633102 = idf(docFreq=429, maxDocs=44218)
0.021750286 = queryNorm
0.7622515 = fieldWeight in 5695, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
5.633102 = idf(docFreq=429, maxDocs=44218)
0.078125 = fieldNorm(doc=5695)
0.10268749 = weight(abstract_txt:expert in 5695) [ClassicSimilarity], result of:
0.10268749 = score(doc=5695,freq=2.0), product of:
0.162543 = queryWeight, product of:
1.3069502 = boost
5.7180014 = idf(docFreq=394, maxDocs=44218)
0.021750286 = queryNorm
0.6317559 = fieldWeight in 5695, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.7180014 = idf(docFreq=394, maxDocs=44218)
0.078125 = fieldNorm(doc=5695)
0.09562943 = weight(abstract_txt:would in 5695) [ClassicSimilarity], result of:
0.09562943 = score(doc=5695,freq=2.0), product of:
0.17743857 = queryWeight, product of:
1.6724169 = boost
4.877963 = idf(docFreq=914, maxDocs=44218)
0.021750286 = queryNorm
0.5389439 = fieldWeight in 5695, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.877963 = idf(docFreq=914, maxDocs=44218)
0.078125 = fieldNorm(doc=5695)
0.059581533 = weight(abstract_txt:system in 5695) [ClassicSimilarity], result of:
0.059581533 = score(doc=5695,freq=1.0), product of:
0.22614884 = queryWeight, product of:
3.0832028 = boost
3.3723085 = idf(docFreq=4123, maxDocs=44218)
0.021750286 = queryNorm
0.2634616 = fieldWeight in 5695, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.3723085 = idf(docFreq=4123, maxDocs=44218)
0.078125 = fieldNorm(doc=5695)
0.20509243 = weight(abstract_txt:should in 5695) [ClassicSimilarity], result of:
0.20509243 = score(doc=5695,freq=3.0), product of:
0.34191272 = queryWeight, product of:
3.5462272 = boost
4.432857 = idf(docFreq=1427, maxDocs=44218)
0.021750286 = queryNorm
0.59983855 = fieldWeight in 5695, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
4.432857 = idf(docFreq=1427, maxDocs=44218)
0.078125 = fieldNorm(doc=5695)
0.24 = coord(6/25)