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Convolutional Neural Network を用いた触感検索システム
This article is a technical report without peer review, and its polished and/or extended version may be published elsewhere. Convolutional Neural Network を用いた触感検索システム A haptic search system based on Convolutional Neural Network Ň ÁÄ 1)ſ Ę ½º 1)ſń ú 1) Nobuhisa HANAMITSU, Kouta MINAMIZAWA and Susumu TACHI 1) Þ߼´¹¾¹¾ŲeU=<UJ>qĨĮī (223-8526 ĈĔËėõ¥ 4-1-1, [email protected], {kouta, tachi}@tachilab.org) 概要: ýŞñ)èœÝ:Ġ œÝăķAqLq:êā6. êā6KMTd)ſœÝ(şŭ $ŻÎŕIJŭ'7" 6ƀşŭ#)ſDeep Learning #Ġ 476 Convolutional Neural Network(CNN)fUm:Ġ "œÝ(Ŝş:ÀŌƀŻÎŕIJŭ)ſConvolutional Neural Network fUm(şĹĀ4ŻÎ:ŕIJſŻ6œÝ:ăķ#6KMTd:ŰĤƀ74: ĺ¤œÝ(ăķ¢ŀ&KMTd:êā6ƀ キーワード: œÝăķ,èœÝ, œÝŜş, Deep Learning 1. はじめに 2. 触感検索の設計要件 ăķ)ĪŪ(ğē(y#Ċ& 1($&ƀ Google$ Ŕʼn ăķ6$ ܪ:æ ýĭ'6œÝăķ#)ſœÝ(şŭ$ŻÎŕIJ ŭ'7" 6ƀœÝ(ş) CNN fUm'±!Ą $ 1Ź6ƀ(3&ăķ)ſô'ñ»:Ġ Esps ijœÝ:ş6áĐ[6]:Ġ6ƀýşáĐ#)ſ Wä4ſGoogleĢăķ2Ŷ¶ăķ(3'ĪŪ(Ý Ŷŷ£:Ġ "ŗůœÝÚ²:ſŎð(&5ŨÎ " 6ÝőÚ²:(.."ăķ#6'Ń #ŗů1(:¾ľ6$#ſœÝÚ²(·' " 6ƀ(3'Fk?Wu'¼®6Ł¹&Ú²)ſ Ø1(#6ƀ.œÝşKMTd)ſĠÜĶ ĪŪ|Ý:ŧ"Àwģ(Ú²:Ý6($¦3 þ(œÝ$'Ąij CNN fUm:ĺ¤6$#œ &¼®-$·95 Ý(ş¢ŀ&KMTd:Àĝ6ƀ 6ƀ Takeuchi4[1](TouchCast#)ſMinamizawa4[2]êā .ŻÎ:Ď06áĐ)ſ*Ģ#7*ņ2Ñ ſœ6ų'Ĥğ6ìè:ŗůr¨ĩ6á ĜTFMQgěÕĚ&%êā7" 6ƀ}«Ġ Đ:ĠſœÝ:2ċHqTqS:ũrü " 6œÝşKMTd#)7Ú²$ CNN f 6Cqk>q_kRV]Bsd:êāƀ( Um(Ąij'ĠUsPORVļ$(şÎ:ŕIJ TouchCast)ſtŅ(isJs#1łġ'œÝHqTqS 6ƀ}«)œÝ(ŻÎ(çĆ$"Ąij77 :ü6³ŵ:Û¿1(#6ƀ.Saga4 CNN fUm4Ô476şÎ:ĠſŻÎ:ŕIJ [3])œőU=M_n>(£(ř(0'ĉĂ¾ 6$#ſŻœÝ(ă:ÀŌ6ƀ ľ'3"£:ř6áĐ:êā" 6ƀöÉ 4[4])ſSDĐ'36CZcVa'3"Ûţ76¹ 3. 検索システムの実装 ríîrĴÙ'ű6œÝ(zà(zŒĥ>esL 3.1 触感識別システムの為のデータベースの構築 4ſCZcVa:Ġ œÝ(Ì2ſ4Ûţ7 #){0ĠÜĶþļ77(œÝ(Xhs 6Ķþ(cR\qG:Ŋ&. (3'œÝ: kmYRVpsF:Ąijĺ¤"ſœÝş:Àĝ ũrü6$2ŜşſCZcVa:Ġ ŋĝ'3 6ƀ}«XhskmYRVpsF:Ąij60' 10 "Ż:3$6Ś/ ¼®6ƀ7' ĬŻ(ĶþŽcorduroyſfarſfeltſknitſmetalſplasticſpoplinſ "ĪŪ(Ý" 6œÝÚ²:(..Ġ6$ shellſspongeſ woodž:Ġƀ(Óaq°U[> #ſœÝÚ²(âÍ35åÐ76$Ŀ476ƀ M$CsU=CU[>M#Ąij7е:Ġ "Ķþ :(&5ſœÝ:ŗůſXhskmYRVpsF: #ýĭ#)CZcVa#)ş#& Ýőĥ& œ5Ö¯:ſ(..ſŻ6œÝ:ăķ#6 Ąijƀ(XhskmYRVpsF(Ąij' "ſ KMTd:êā6. DsYmI>N$I^Iq_lqGI>N(ûū&ĸ/ ¤9:Ď06×ŏ6ƀ(ď¿'){0«ı÷ 4'&" 6TMVUsP:Ġ "ŕĖƀ 300 3.2 類似触感の検出システムの実装 2 wood (œÝ)ſmetal $čťſù:æ" 6 3.1 #Ąij CNN fUm'±! "Ż6œÝ: 0(ŢÝ'Ý476ſŋŵÑĜ'ħĦ6$ metal éķ6ƀCNN fUm)7Ķþ:ſĄij'Ġ $¦ą'IkIk" 6$6ƀ($4ſă Ķþ4Ąà7XhskmYRVpsF'3 ķAqLq')ĕ:ĩPG:ĠÜ6$#ſ35œ "čťſşÎ76ƀ(şÎ)Ķþ(ŤŴ őĥ&ăķ¢ŀ'&68ƀ.¬ 3 (3' LEGO $/&$#60ſýáĐ#)Ąij 10 ĬŻ (œÝ:ăķ$8ſShellŽ99.79%ž2JkJk ( CNN fUm'FAl$"Ġ6œÝ:6ƀ _kMQRFŽ99.73%ž(ŋŵſĒęÿŽ99.7%ž(œÝ }«UsP`sMÃŐć&0ſĻÑéķ:Ġ "ſş u 'uœÝÚ²(y'ſà§.76 Î(ż Ÿ'Ķþ(ă:Ŋ&ƀ.7œ 0ſ¦ą'ŋŵ'ÑĜ(61(Ŭ*7($ Ý)ò' CNN fUm(UsP`sM$"Ġ76ƀ Ŀ476ƀ~(_kMQRF(Ēęÿ#ăķų'1ſ metal u Æ'ĝ7"6ſtó#UXd:ăķ 4. 検索結果と考察 ų') metal )v Æ'$%."5ſ_kMQRFŻ 3 į#ÀŌăķKMTd:Ġſ76ăķ (ż©đà$ŮÅŻ(ż©đà'ŧ(œÝŽ& "ăŘ6ƀŻÎŸ'±!u 5 .#( Ŷŷžà§.7" 6$Ŀ476ƀ¬ 4 'Ĺ ĹĀ' Ā:ĩ corduroy :ų')ſu 'Ì(œÝ$ſ Ķþ:ŋĩ" 6ƀ S>sW(ğ¯:ăķų')ſ¬ 1 'ĩ3'ſ ÑĜ(æ ĶþŽplastic 2 shell &%žu" u 'Ì(œÝx,ĹĀ$&ƀu4b_lqğ¯ 6ƀ7$4&ų(œÝà'Ì(à$ Ž87.78%ž rHsUho>Ž70.66%ž rXRVğ¯Ž67.93%ž ÑĜ( 2 $x;# 6ƀ. Apple (ŋŵ:ăķų')ſ¬ 2 ź$"ſœÝà$ŋŵÑĜ(~'ſþŢà:%(3 'ĩ3' denimiŽ96.41%žſmetalŽ96.04%žſwood 'ş6ŝź$"476ƀ §.7" 6$Ŀ476ſ}Ó(ŝ Ž95.55%žu 'ŋĩ7" 6ƀ(Ě'ű" denim 5. おわりに ýĭ#)ſCNN fUm:Ġ "œÝ:şſ(œ Ý(ŻÎ±!ăķĹĀ:êĩ6KMTd:ÀŌ ƀœÝ(ăķKMTd$")ſUsP`sM( ŠÏ2ş(ĵÎ&%ŝźČ6ƀ}Ó¸Ĭ¸ą&Ķþ 'ÂØſÛ6œÝ'Ŧ ăķKMTd' "ăŖ " ƀ 図 1: ツイードの生地で検索した結果(上位 5 件) 謝辞 ýĨĮ) JST-CREST976ڲе_oL @FV3+ī¾ĨĮšōŮŽňá Až 26700018 (ï ë:¡"Ŋ97ƀ 参考文献 [1] Takeuchi, Y.et al.: TouchCast: an on-line platform for 図 2: iPad の表面で検索した結果(上位 5 件) creation and sharing of tactile content based on tactile copy& paste. UIST2012, pp. 13-14, 2012. [2] Minamizawa, K. et al.: TECHTILE toolkit: a prototyping tool for design and education of haptic media, in Proc. VRIC2012.p.26, 2012. [3] ÈÇø et al.: èœő£(ĉĂ¾ľ'36Ż$ă Ŗ,¾ã², Vol.112, No.483, pp.127-130, 2013. 図 3: LEGO で検索した結果(上位 5 件) [4] öÉøÒ et al.: CZcVa:Ġœ5Ö¯(Ż áĐ,õý VR ¾Şñś,Vol.15,No.3, pp.487-490, 2010. [5] Krizhevsky, A. et al.: Imagenet classification with deep convolutional neural networks, NIPS, pp.1097-1105, 2012. [6] ŇÁÄ et al.: 振動触感に基づくテキスタイルœÝ( ş,İ 16 «õýÝÙʾ¹,ĢORKjq,2014 図 4: コーデュロイで検索した結果(上位 5 件) 301