京都市長選にあわせまして、ツイッター投票を開始しました。pic.twitter.com/a5BGzbr7C9
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I am an experimental psychologist who studies visual illusions as well as makes illusion artworks. #illusion #opticalillusion #perception #錯視
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京都市長選にあわせまして、ツイッター投票を開始しました。pic.twitter.com/a5BGzbr7C9
なるほど。それなら腑に落ちます。ずっと拡大しているのなら埋め尽くされるはずですが、そうならないので逆の相があるはずです。”色非依存”のフレーザー・ウィルコックス錯視では、逆相の報告はないのでしょうか?
”色非依存”のフレーザー・ウィルコックス錯視では、逆相の観察はないです。細かいことを言うとあるのですが、たぶん違う話です。次のツイートに続きます。
たとえば、添付図は「蛇の回転」のグレースケール版で、反時計回りに回転して見えます。この画像のコントラストを下げるとともに明るくしますと、わずかに逆錯視になります。かなり弱く、色依存のフレーザー・ウィルコックス錯視で見られるような力強い逆錯視ではありません。pic.twitter.com/NGbCIB1uJl
なるほど。pic.twitter.com/pTAZ4T5df0左図は強く反時計回りに、右図はわずかに時計回りに知覚されます。右図の時計回りは左図のおかげかもしれません。つまり、この左図を時計回りと報告する方はいないと。。。
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