CINXE.COM
Just a moment...
<!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: "waset.org",cType: 'non-interactive',cRay: '9133c7901c25ce77',cH: 'VAOMokN___d0n_hJIWnpfp53K8l1Qfe3S5CHoQ.moEk-1739774359-1.2.1.1-QaPhBHldTKSJVpxYRQNcizbfFeUmRUffN.ULzUlwKhyV70eYi8nFB9UFn5_9VqNc',cUPMDTk: "\/data-mining-big-data-database-and-data-system-conference-in-april-2025-in-washington?__cf_chl_tk=ym4t5azm41G3uFc5o.3n1jUObAHgqmEqy9ky81Ua_JE-1739774359-1.0.1.1-7EZW0SirKqaXMKCB75Veada4vhn9REHkYAFPDD__7OA",cFPWv: 'b',cITimeS: '1739774359',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/data-mining-big-data-database-and-data-system-conference-in-april-2025-in-washington?__cf_chl_f_tk=ym4t5azm41G3uFc5o.3n1jUObAHgqmEqy9ky81Ua_JE-1739774359-1.0.1.1-7EZW0SirKqaXMKCB75Veada4vhn9REHkYAFPDD__7OA",md: "nUMrv6jqi6jdVLPjPl8s1J4cF3PlkQYAs2AmD1_b.uo-1739774359-1.2.1.1-kr7mXkReiRgDHCxhwfxMwRWJsOz7cfk46lcPwTYeG7pIpvP7Hw8yZMYQcifBS72yDV6UW.PeWLfH7qjOLmzq7oc7jFznrS3YjUdmrY3Xo1i5QK335tHCXzP3gnhL7Pqv2motC7kvXNdL9oVGpGs6v2xwyXggOtklzE8uZzDjkXO6jw0QM6P8xvf.CkFBDe3DxL8PuVykzeI7YY_yZl69sMtlMo7x.uvRS7.Oo_OOjXOvUJTeG1wHDYr7DSLo5Mdefa_d1SrfjPRq4zSsqOw99nu_PR8VEjxUkR7sil4t4Qq40JRsJBlC8bkEzYQbh2ZMRdkPRkSMmPAu7_6l3l8KGHiQRedjWZlsJeLeNdVXow5d_7kXB85YDOGK3Xh3hLRRhtU2BPA9U8EcQuKzmmR27W6ISwW73kMiihFyTjkcppf8d97XCWRVb7upk0D9ID3_rmiLbh258h02.WtKCWnGnvOZqsSbms9m0JhlimoBpUN7M0VomzVTpC0x0poAolL6R6ke7vnFF_0LfGlMai.8AFXdikSWB65PuzUZgjjTLtURPlc36hZAyX9Unr.o76qkIdXegXG28HQvcy8NFAJH3Vza4lazSDQ8AA4yFPvrQdzqo89XuTpVKDyCENxjHuqlcl7EGsTunAvywUsr07.6X5szs2wYZR7nEWu5HxoEWgiAEUxkI8dnr7EqvRpF1HZvnv_vkD33q3wrWzChns.ewXBHnKfjyYwb27iC059H9cPeboN_zD1KXNGbvNLSH9E3or7aHRBxOj4g.jaJXzYx7EFRhvLXv6TE8It9htAqHOrY7YpV.gEa6Z7u0XF9YFi2GwvccooyWIjTVQVU4yRiAleOhENMBvW1JU0hEnOgH0GoSNOqwQhQI0qBonoHSmygPo0ABS515CsZxIs6f9a5lPqUIS7yTGp53dMUhP0S3PgPW85Q.9JLEW6C1XohcJeQgO44p8Fmnin8j1.AhoN6YP3dEf72obhLdkptBj85FAxbQDFnvcMulNljgj23LottJVHvtAzlf4_oAV9xU2YuSuyPOGKcbEzSa3DCFxgyuBmHX2qdBJO.qYukbkAVYTjwbCRzMHAR7edPVzk58qjcI1BUP5MlJqJK3xsR4GFxomdK5kZlHokHOxO9n9tVOkC1BKh.UsrnNS6YqplbmvTrlH9zVoxRqICWoVTRI3BQ1.kD.mWUQ.LAENLqxkkYjgcc98FHTmMW241WHR5J6nYNh4HxgbDIy4oMJlc44I1PKFsrXBBy7lGd.wuWTntCn2IHwe0JhPGX.EGRPmFA_LTOlISAwHKgZqUQxsQONNoV1eJKaQTvwgoCPXTHGdtjC28KP7mCZV7loucIkhCZYeBEQKGLKPfANdx.ghELLQmMn47U2Fj_O_8D3oDyns70KPYaXBxkD98zbjG2r_OXYm6jsmxvLrnQBaP.yJKAEdAlNTeS1TBmsnOO4zmqi6_4wCQ5gpx3i3OBdi4TS6hK1Kf8wyQXwOuhWJLP2gh01s8VkzqOpUDQGIpk7UDTPS5e8bGlZDLkxNiIeDIaZBoYyxFsAt2oADflO.xHafIO.W1_qG.WAU0t5Hsvg_3JSe0RZtqsy6FH4UAybe0Iq_dp_Dq3xchoNGQEYbzq82gJSs9fQAOQ_9stvshtx7GoE4J2BFlQXHjSBxGREexPdy9Syv2yJYfdx.ScQ4YNFrnP.VCFg7msO4pmt5kD9JAlg39sJi.pGzpt9n.bLLVJSaXWKUTByaIFMYZpSdtQnIy2HdJLnbxoAU81kM8xS2gN5z1HlJ0Ngs9lHZZx2gLWRV8XJwozaKdUiJAvg33TOGUP13vvdQNtbtvod0Yu6p_B2qaX_kUHIeONKvS0JdDpAEQVmEUxuktDnaGDnjDEtQl8x405ezGsu61xA9nYoJb._kB2u4uTBGXLXQfrvk6FP1zvKEl14bzkOsRQM2VdlkwNAeioioEjuQ3e1L.m0qm6xbudcy.j63UtTWwGTukAHFOp2kFtyuyV4KVoQukukmmBNMiSh4YDTuQNZb.eO.a_U2xLiMfiGNcvXAKxqaVE8ZmKfL20Kw",mdrd: "jVpLLbCRmXPgcs6RrZiKytmd3YV2AWVOMyC8xL0KNYQ-1739774359-1.2.1.1-dGAOhy.tToGMHioEnq7EZ3lnYhcRC.rTRAVUIJaT_5C5Md9JQr_yFc0j_Ul.6hBOHwm9GP_SKYD45MDMi7ADyaWbvVR2GB8UflyRmOd_1qmv7klI.gDZE70EgALwZWZcuuRJ5s4I16z011XzxraxLbKyuGAXumcVfvT.kgL2jf9.V5ndUq1.28UDdLortmB2Qc_NERjhctwtfAHPilwYa20G.1oTh6xn3Smmv09_x_EKPuZPUSRZ9Yz5CEQMlD6_MozSA84XPnmvdFbg196sIpq3D1yDzwOJ8gsgbGTBPaA67JRDwidgy7ZTioe2IJ7AkaWXf6Xu6HNnI5MtxXLjPX_waXzmt_VpZbUnT0VnJsPvi.aBrm17hs22OVL6TTmMUkaY6AZu1Tx4vVe715rs0_OTM3yrbQrsdyeKw_3GFGMp08GtWmfaH0z1QIXtRirD3o7jMSeX8hKwi.zPTpnslIgCMV.x9qUq_ExMz8RQZER5PInepOEIGeixJ7Ku4DZqzho7qZgqwE3UyaW7fne9Doyis6gdPSiCM7q8nn5jwGKUUyC7f6wezrG9bp8HaxqGKqjHbxp89SWv.aay9BLXSH5kRuZy8fuX5xpAtGidOcgH0vt41aO32pg2VRhcoZxf7grVgWvSpHWsplEXD1k.R_XNg.tcn0H4ibt_VyarZ3oRwLJ.AMZEXpb1LhBQjuXsGdqoB51TQVZbb.Pogp2r83UgE4R8r1wwwAZqsetzNOMnnErUEgOxzx5Rgg2zTOchPOfGXFfgDC_bh877.YOsOIIRZmk6_QAu81wIN5vYrYQqB6fvWLOCbEIIwT0kt7IHeXZWOHLTh1Z9aC9I_yppMzMPqhwqGdsB5TDYLBkBRhPNuOs1Xj8B8rOha8yN1BBrz.GfRN7fwVfVNmLplBF5lVPDsnEQh51t70DuGUxY5GyVi1v0YnvKn2ZQ..Ql8ueEg1sVXW7H5YQunhVae9ZRktDI8Nt184HJQ7bgZpb25H5cfD5j3eolcJRVXU0j4nAo2RLAbydF4p09VfC956KQchkpMhrf5273zB3qFAqcjlaWZhEnCRk5oAeq1OoDXbQaWGbzCGQRKEppFu0.34Eum9Rego0ho5ljsOunZf7tqepBCgiGLg5h_4XEjOVHWX9cCPR9XeP68vKBEFnV4QnZAgnaoQN6ykoLVyb_lARcITQYl1N3_iwMR98q9s1Aj1._.w_wCapeS.qa3Ah_qrGqd5p.bt0IK6tmuoLriPjSFNCMVeRLcywlEdxi58INUZZB9RUdXlDc2vZ8hJSPQSo1NgZivFdEh0zUJR4n63TFF1Pi3Cp.bBgVhRVzxWVlLCG0XUyfgKgZTKTVNnzl_5L0SfnttH8lEp4NwvBbXT3Nrp6FZ15nTm4HX7RZPUh6M5u.DhU_SdsAXVtIFLgjJcYv_lNX25rGU4_iM1bvBOHhbsimeoCJ5TkEeQpW8Vleh4zPGpVpvWJEnUz0hlqGxwl4IZ1qh3H.OmWID6unjJGbmPeAuYRRK0v2YzgjroZQ1T2fO_QUJf7UdAKjnge65Gp2PpvzEkQmobx.DwJVcvur1WEHmcOXV7OH0oFcg2zKpNN6HCh0QJOneEsmpFnCzFVz5rPLdPV7MjE.r_TabMHx7evsz27q47nZQ.Ekm9CgxBUYdIKIaBeavZA_RCzQr9He0rVAZrBdNnA_G1TwQpFjDcpZa2UmJhmxIGeLDiKL6YEnrTr1Rt1TyRbTEpxyT0H242W7Hu4u18dj6zl.bGK_y4olBjTpAosRLa2S5xC4h6KbMgWlpjjKgO_kdijN2jrmJcDpWZ7Gxc_BncmwsbUsHQCG4cl0JPuZmDSXT0oBa.zmRdgDxnLu8vcGw8mAq2nXHV6ITtnn1fUcQfQNsjBo13LQSKpWMBWHxKxTR4IbbJUommpjq1GjsGe2wTt_tTp.zTdB8UpWBW9wIWIbZksJDPiDL3afEyK1_9Gpo0i83aO4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9133c7901c25ce77';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, "\/data-mining-big-data-database-and-data-system-conference-in-april-2025-in-washington?__cf_chl_rt_tk=ym4t5azm41G3uFc5o.3n1jUObAHgqmEqy9ky81Ua_JE-1739774359-1.0.1.1-7EZW0SirKqaXMKCB75Veada4vhn9REHkYAFPDD__7OA" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>