Svetlin Nakov - Cognate or False Friend? Ask the Web!

Cognate or False Friend? Ask the Web! ,[object Object],[object Object],[object Object],A Workshop on Acquisition and Management of Multilingual Lexicons

Introduction ,[object Object],[object Object],[object Object],[object Object],[object Object]

Cognates and False Friends ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Paper in One Slide ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Contextual Web Similarity ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Same day delivery of fresh flowers , roses, and unique gift baskets from our online boutique . Flower delivery online by local florists for birthday flowers .

Contextual Web Similarity ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Contextual Web Similarity ,[object Object],[object Object],Flowers, plants, roses, & gifts. Flower s delivery with fewer ... Flowers, roses, plants and gift delivery. Order flowers from ProFlowers once, and you will never use flower s delivery from florists again. Margarita Flowers - Delivers in Bulgaria for you! - gifts, flowers, roses ... Wide selection of BOUQUETS, FLORAL ARRANGEMENTS, CHRISTMAS ECORATIONS, PLANTS, CAKES and GIFTS appropriate for various occasions. CREDIT cards acceptable. Flowers, Plants, Gift Baskets - 1-800-FLOWERS.COM - Your Florist ... Flowers, balloons, plants, gift baskets, gourmet food, and teddy bears presented by 1-800-FLOWERS.COM, Your Florist of Choice for over 30 years.

Contextual Web Similarity ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Contextual Web Similarity ,[object Object],word: flower word: computer 183 rose 165 delivery 124 gift 98 welcome 217 fresh 204 order 87 red ... ... count word 252 technology 185 order 174 new 159 Web 291 Internet 286 PC 146 site ... ... count word

Contextual Web Similarity ,[object Object],[object Object],v 1 : flower v 2 : computer 5000 4999 ... 3 2 1 0 # 0 amateur 5 apple ... ... 3 alias 2 alligator 0 zap 6 zoo freq. word 5000 4999 ... 3 2 1 0 # 8 amateur 133 apple ... ... 7 alias 0 alligator 3 zap 0 zoo freq. word

Cross-Lingual Similarity ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],C 1 * C 1 G

Reverse Context Lookup ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Reverse Context Lookup ,[object Object],[object Object],[object Object],[object Object],[object Object]

Web Similarity Using Seed Words ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],* P. Fung and L. Y. Yee. An IR approach for translating from nonparallel, comparable texts. In Proceedings of ACL, volume 1, pages 414–420, 1998

Evaluation Data Set ,[object Object],[object Object],[object Object],[object Object],[object Object]

Experiments ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Experiments ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Resources ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Evaluation ,[object Object],[object Object],[object Object]

Results (11pt Average Precision) Comparing BASELINE, LCSR, MEDR, SEED and WEB3 algorithms

Results (11pt Average Precision) Comparing different context sizes; keeping the stop words

Results (11pt Average Precision) Comparing different improvements of the WEB3 algorithm

Results (Precision-Recall Graph) Comparing the recall-precision graphs of evaluated algorithms

Results: The Ordering for WEB3 100.00% 50.00% yes 0,9684 beauty beauty красота 200 100.00% 50.25% yes 0,9171 flora flora флора 199 100.00% 50.51% yes 0,9028 science science наука 198 100.00% 50.76% yes 0,8916 silver silver сребро / серебро 197 100.00% 51.28% yes 0,8017 finance finance финанси / финансы 19 6 … … … … … … … … 83.00% 82.18% no 0,2130 rubble leg бут 101 82.00% 82.00% no 0,2101 time year година 100 81.00% 81.82% yes 0,2099 volcano volcano вулкан 99 … … … … … … … … 5.00% 100.00% no 0,0182 whip hedge плет / плеть 5 4.00% 100.00% no 0,0175 crud chill мраз / мразь 4 3.00% 100.00% no 0,0143 income livestock добитък / добыток 3 2.00% 100.00% no 0,0130 gaff mottle багрене / багренье 2 1.00% 100.00% no 0,0085 muff gratis муфта 1 R@ r [email_address] Cogn.? Sim. RU Sense BG Sense Candidate r

Discussion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Discussion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Conclusion and Future Work ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Questions ? Cognate or False Friend? Ask the Web!

Svetlin Nakov - Cognate or False Friend? Ask the Web!

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Svetlin Nakov - Cognate or False Friend? Ask the Web!