CINXE.COM

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'non-interactive',cRay: '91362b825a60ec6d',cH: '8Fx1wFbZ3.jtPV7WK4CFHlNbZnnzt96yeUeuT2bUJiY-1739799424-1.2.1.1-NqDrK.LGSSv8q4EgZUDihvXbwKDnuJgP2PnKPZnnRPOYm5fU1wGl76XlObEBMAjG',cUPMDTk: "\/abstracts\/search?q=picture%20fuzzy%20set&__cf_chl_tk=1n7P8w38eA.r9sp1qmAlBk08PjmD6D.tDADuzS7jQrk-1739799424-1.0.1.1-k2tLdAhvjTGeaFUmbvSYppyRV5CcWlx37wq0cpXEpBI",cFPWv: 'b',cITimeS: '1739799424',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=picture%20fuzzy%20set&__cf_chl_f_tk=1n7P8w38eA.r9sp1qmAlBk08PjmD6D.tDADuzS7jQrk-1739799424-1.0.1.1-k2tLdAhvjTGeaFUmbvSYppyRV5CcWlx37wq0cpXEpBI",md: "WQKZDMNDuuVpes1YURqXcNi24nS7eD_U.q6h21S_Snk-1739799424-1.2.1.1-ndrC3f.fS4g7R5.26.8GQ9G.nsdxN_1owcJy_4ee442C72KwzrHAebjvOGcwaoCvXgHhJnh.Bn8prwHXfaOxkSLcHbUPXxofD9D8CAA64eU5qVwmw65T.tsQuusqSfWw3K_TvOh9.xjqF4gJUICKsS3i1f7YtZZaZEIQnJwY7ThjG82cCf9YQ3MgPR6DIkQvbcvqCM2OCSPMlRj8RQWQWno7YrurdAltJTc69iN52hQyBq_expIXkLVYWEFEsGYUJNhvOjzqiu5yTCbl69ODkuiF3yKbVNjhF2jVVQYMg70HnQSUA1RFaAIcxsiRNOHbxYLZDilddZl0Mvvotp62UjY8iRivVWyHVU03QzK_mr98DSc1UkIv.fhiRswFOFJaR_.IY57yiLSVGG4GD8OEmEixsodrxiYFxsx8KMGnd65n9HVk9XhUy5obLzdYoI8T5FvW4Qujv1KcsFKflhGbjx2H8gb2PmThGsGL8i5m4UW05HPfYY5f7dvH0MjONeI8AQQFLGT24jIMPElRC4Zef6BVFWo1X5vNgAdN7g53iFjJJCO8G6QhfjOUsz0AgsXYHlnzfOW.0usK9.J.XNRDjaP_jw6wk3mc360TjzvadTBfCEy45KbKigA1qXqF44erdviRV_rQM2iCNQ9LfR9nKw2FTl70xDebZpMJ3WLD57SWSs943yY_pJZmEcvDtfrLlygilKQSD.ZFjZcF20JTKSZSEIP8CouMuYgTIm0QOH0nADvozNHh1pNM8kjMN80AYCIT81wcpP9XGfH4BRz5679U8qMCGOqsMpR7UtHPvwMwPatz7sK8bCpEGybSQv1TlNK1g3M.y_Gr.AK8KTtOubHAEK4PmmqsdobMASikSW7WUig9McrkqHgZpdOWJPgsYEoEE82399N0LIbJdVxnKxXUnR6DN9zJWWyaqmJsCoaxGh7iPR8Q_9DnlBf5YK5bpq3o8Ty39.6DSDi6jjm.3HlyHB.aS_8bOf29zVxfR68hG.W115DiZXQ.XHLaZYeeOXDtyFJtRMbbV_35BrEMkBvT4pIZv0jKNuKnOVKLdQWtnGcX8EEJHHGxflMH.XchX5rZFwWuf6ko6uB0oy4yZRZ5NMSchpkwOynrkLd6Uz38A2XcGEAR8x6_.b6MZ2H9geYjSLyUNXLSwgUTWv5C2G0SMm.HhksxD7NhAR_0OwcdPv9IXrgnlHYWNEAKYChvyTLUfa6RCVhAlemxznie6kA8Jp1J6vnsaklW.A2LqiPExI0MxpqtDNbBz5axOWARmoVnYN65ODXkC9JAOHNQgufKNDtZbWn.vaw50x8dDWSG5Ci5KuM8cn3KySJpLCUCwhF0azn1emGLWcAPZoFw_v2Wdj4T0eIBuBKBM3cGMp35pEW8UXxUH3w5Q0_h5d6ZtukxkZevt3c9AOTNxRcWXkR_xTVlf1Ve2MQenDpLGW.IgqAlAFHVjFSUFmPAEawElRoRITFch9f0w0MIh53q_psgNCy_Zzelw6yVUEzG18GOS8hgdZ5yWBz50PBB0JV1DMq3TNvSbILNNrqUzO3VzPzUPsjc1H.oeLjeVvo1ZwtsvR9Vh.Ot98vihJctD0nyu1GbyCFnZrPQ6_2_9s92ai8yR_uV3QkHpZ668Rl7zw8QtI6kOes2JHBm40wuL2Z7Im.1m0n7R8ol4kH_xJMvJp_VmlwyB4.yvLnmrBy404yTe53XmKTnUCv9SkiRAnIRr5et.OBdj9RdfVxybn_olFqRihCrAHovjWFA8nccXR59ACNoHCFK2bOJAKnQ.dvz6k7Nbem5vFhpMTNsh0vJWFA0WuFScwQ17Sk1vsUhtjL0anmr1ztcQp3dLGhl2wrG_U6w9ApikCJqJrteKG9PIvAx.uadVGqvbo8POTsQSocGBzAyCwy6AlxOcYmznmmlTZWrYMK9pswwYmj7VDb6vWKIKYrimT11N8YM7owk_SfsmOkxUKaqKzpnBsC0G9mQ",mdrd: "nPfU.5PMTY07J7a0rmqgyM0h8cBe9huT6Fw1Hf43_gQ-1739799424-1.2.1.1-VWJYMy1rig18JY98CaOZIg.Xyh8ksvJcxJSXidD9fPTEGX0KhMtLAjEU47RM6jo5haLE3a2k74Gnm.lK2BNv_TwZ11WrvGeglNJ0Sm_8coAkAP3k5pFns9cDsdOQWlzWsQraNTa5_ioOo_hdKc3KRVNnIZSvEH5afUkR.9UwV3vtrksAa2G6O2pwfyySiChahrriHnnYS0jeMhQfgqA78smqN5rCEay618XxmMiZxmmYdJE4FpIEsnXoEkjmxC9R3PQ8f0TnDIlDPRLONuiLHMs7_H8l0s.Amo7o271mxA2y.AjYC5c04xjTHWuWfhOKag09wyk97Mln84V2ZnOIpjuC_qbc7KyZtOlhpubQKQX5g3eu3mw3zQbmydBo6yO4Nwr5hnHtct62TPzMkol7PGf_rD_fsD3TAsIX.b7D9AGj598Y7.GpZ2NiJDkok8cXed_7DROSSKp6nDxeiqICa8Slb4SIRPb2AFdkPI_VU0h.Xp6.EeF58HQIBbxIRP4Ecq5u6glXI4h_Z1YU3xRNsOXFDGJ4MNEyXwXrR3ydxQdJAdPuYvTYOzESR2z4375HBYW9VK606rpxeU10n2ThXoybmSA3knLyyocSQ56LFTxoPZNDy.bcXTsRtcAP6SrXQRUoxk2KsHftLFy7_O.2HXfCD.hUQ_BDNQL_VKMUCyQvO.Nr2heMJvqGnswLJLSOsj4dax5dny6.9u5ugCUxtm3k3X5A7Y.2UxbcmMGiUZ.FI1lM0iwtRotWIPr35AxGm9F72PhA6FYdFhnkmxxONP3hEF0oSWE77ppNcXZ89yGcNt7s5MUFAPbcseCSNsUt2aO4PICliEqRGne1I3iRvou5P90_OFvf6N5QFmK1uLQkMmk88rMFKiMG.aRsPftpEWF18clnGhbkJFJIDcerTYK5tA6FMd01lOwsin8xP0HZHzTertAeCIoCa0POMOLW7R6QP8yhFKGOyDYNo3YzKNdeKbvYjXsLPOS8BCc4XqiWTN.c3vUBDbyMdFl5Hq6Wfej6dEfeJwPHolPQ72WJb9RUDcF2hZNrMj2z00F5uJF5OIihMG9QokG3tBjme1FX2W.OunI2AofwiC4B4xIucMw2aG7.JBQciJSpr3XIEoktzIqeCGohld5BoKzGlr8YPKStL10lORxUwEtRJ_gXmV8n.XvOVgmAg6jzlO8PzB2cZN3iyfnxh5SXCF8m2atZZFoC_vXldZYduPRWGZrQvYCJa6xHVLa57I0jm1YpjQDHU5Dk023DCqR8xLYXMqhkBWTN3UF_VsIMBe8vImbSlM2kyoA1rXo3jnuCvchncQUYqrEKv4tnaCmBGYOp0IzOYhIXKn79LrIKnkihmzb2Fgs8i7.wWcLSmYP2.R.LZliHFKkzWPrOYWIdmbeGI2BShWWrtnv_t8lGrex_bmqE7mXRuSF59arbG5yWPqXAFW90Pr5dKmY00KKFiI.rcYC_qxP.PBywNHJjG7oVFRXCG1qoIIYVKqPBat3KVizMU4S2a68OFRTSSY4AjrCA0Zp_ll5gSs40JdeoTh6b.c0ZKsktiU5BD4fyhcsgs3_AYkWNOF23ulDwqfzpTqGjlJ6gAmlF8oqDgpUMiOAaI4.qDuAs.X7c9OeD58SEc2DlOCQJ4Trott6lB1jshhjn6PR.8C_ZaTRecB0NrN_hy4cEXCi2hPD8qZ47bzq8hxQJk4xYm_.3rzPv177dNhodrS_9IYdP6hJps2xGEQ3K1qjBsdYEUaRa5C4H8142MZHSMEtGJFZVA0zVqZJeyN_ojxPk2t7ORdinVBd1MqmGPGDCRx5TYTS03fNFJpUVZ2CEzHUhROhjn19.rmg2f0wHbKfaZf6UaUEIto0d7GJvN.3GcSxTPOerQsXazAcvhZtzhI1tIpPAopWv0qHE.LLZ6BwqzJ0LZEvbQlnMLIu._RsWOxtMYCGfO1JdB22zqH1fizIDLeoahF1NVffDqEWwy8WL"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91362b825a60ec6d';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/abstracts\/search?q=picture%20fuzzy%20set&__cf_chl_rt_tk=1n7P8w38eA.r9sp1qmAlBk08PjmD6D.tDADuzS7jQrk-1739799424-1.0.1.1-k2tLdAhvjTGeaFUmbvSYppyRV5CcWlx37wq0cpXEpBI" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>