2023年国际数模的题目 85.91MB

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2023年国际高校数学建模竞赛赛题.zip 大约有5个文件

2023年国际高校数学建模竞赛赛题/A题/
2023年国际高校数学建模竞赛赛题/A题/Appendix.zip 85.59MB
2023年国际高校数学建模竞赛赛题/A题/Problem A：Data Analysis of Shopping Comments.pdf 129.73KB
2023年国际高校数学建模竞赛赛题/B题/
2023年国际高校数学建模竞赛赛题/B题/Problem B：Geometric Research on Sanxingdui Cultural Relics.pdf 200.67KB

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凑个字数1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111211111111111111112111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111

<link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/base.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/css/fancy.min.css" rel="stylesheet"/><link href="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89616238/raw.css" rel="stylesheet"/><div id="sidebar" style="display: none"><div id="outline"></div></div><div class="pf w0 h0" data-page-no="1" id="pf1"><div class="pc pc1 w0 h0"><img alt="" class="bi x0 y0 w1 h1" src="/image.php?url=https://csdnimg.cn/release/download_crawler_static/89616238/bg1.jpg"/><div class="t m0 x1 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">Geometric<span class="_ _0"> </span>Researc<span class="_ _1"></span>h<span class="_ _0"> </span>on<span class="_ _2"> </span>Sanxingdui<span class="_ _0"> </span>Cultural<span class="_ _0"> </span>Relic</div><div class="t m0 x2 h3 y2 ff1 fs0 fc0 sc0 ls0 ws0">2023<span class="ff2"> </span>International<span class="ff2"> </span>Mathematics<span class="ff2"> </span>Molding<span class="ff2"> </span>Contest<span class="ff2 sc1"> f</span>or<span class="ff2 sc1"> H</span>igher<span class="ff2 sc1"> E</span>ducation</div><div class="t m0 x3 h2 y1 ff1 fs0 fc0 sc0 ls0 ws0">s</div><div class="t m0 x4 h4 y3 ff3 fs1 fc0 sc0 ls0 ws0">The<span class="_ _0"> </span>Sanxingdui<span class="_ _3"> </span>Ancient<span class="_ _0"> </span>Site<span class="_ _0"> </span>has<span class="_ _2"> </span>a<span class="_ _0"> </span>history<span class="_ _0"> </span>of<span class="_ _0"> </span>3000<span class="_ _0"> </span>to<span class="_ _0"> </span>5000<span class="_ _0"> </span>years<span class="_ _2"> </span>and<span class="_ _0"> </span>is<span class="_ _0"> </span>currently</div><div class="t m0 x5 h4 y4 ff3 fs1 fc0 sc0 ls0 ws0">the<span class="_ _2"> </span>largest,<span class="_ _4"> </span>longest<span class="_ _4"> </span>lasting,<span class="_ _2"> </span>and<span class="_ _4"> </span>most<span class="_ _4"> </span>culturally<span class="_ _2"> </span>rich<span class="_ _4"> </span>ancient<span class="_ _4"> </span>city<span class="_ _5"></span>,<span class="_ _2"> </span>ancient<span class="_ _4"> </span>country<span class="_ _5"></span>,<span class="_ _2"> </span>and</div><div class="t m0 x5 h4 y5 ff3 fs1 fc0 sc0 ls0 ws0">ancient<span class="_ _4"> </span>Shu<span class="_ _2"> </span>cultural<span class="_ _4"> </span>si<span class="_ _6"></span>te<span class="_ _2"> </span>dis<span class="_ _6"></span>covered<span class="_ _4"> </span>in<span class="_ _4"> </span>the<span class="_ _2"> </span>sout<span class="_ _6"></span>hwest<span class="_ _2"> </span>region.<span class="_ _4"> </span>Sanxingdui<span class="_ _4"> </span>is<span class="_ _4"> </span>known<span class="_ _4"> </span>as</div><div class="t m0 x5 h4 y6 ff3 fs1 fc0 sc0 ls0 ws0">one<span class="_ _4"> </span>of<span class="_ _4"> </span>the<span class="_ _4"> </span>greatest<span class="_ _4"> </span>archaeological<span class="_ _4"> </span>di<span class="_ _6"></span>scoveries<span class="_ _4"> </span>of<span class="_ _4"> </span>mankind<span class="_ _4"> </span>in<span class="_ _7"> </span>the<span class="_ _4"> </span>20th<span class="_ _4"> </span>century<span class="_ _5"></span>,<span class="_ _4"> </span>which</div><div class="t m0 x5 h4 y7 ff3 fs1 fc0 sc0 ls0 ws0">shows<span class="_ _0"> </span>that<span class="_ _0"> </span>the<span class="_ _3"> </span>Y<span class="_ _8"></span>ang<span class="_ _1"></span>tze<span class="_ _0"> </span>River<span class="_ _0"> </span>basin,<span class="_ _0"> </span>like<span class="_ _0"> </span>the<span class="_ _3"> </span>Y<span class="_ _8"></span>ellow<span class="_ _9"> </span>River<span class="_ _9"> </span>basin,<span class="_ _0"> </span>is<span class="_ _0"> </span>the<span class="_ _0"> </span>mother<span class="_ _9"> </span>body<span class="_ _0"> </span>of</div><div class="t m0 x5 h4 y8 ff3 fs1 fc0 sc0 ls0 ws0">Chinese<span class="_ _9"> </span>civilization,<span class="_ _9"> </span>and<span class="_ _9"> </span>is<span class="_ _0"> </span>known<span class="_ _9"> </span>as<span class="_ _9"> </span>the<span class="_ _9"> </span>"source<span class="_ _9"> </span>of<span class="_ _3"> </span>Y<span class="_ _8"></span>angtze<span class="_ _9"> </span>civilization".</div><div class="t m0 x4 h4 y9 ff3 fs1 fc0 sc0 ls0 ws0">The<span class="_ _4"> </span>unearthed<span class="_ _4"> </span>cultural<span class="_ _4"> </span>relics<span class="_ _4"> </span>are<span class="_ _4"> </span>precious<span class="_ _4"> </span>hum<span class="_ _6"></span>an<span class="_ _4"> </span>cultural<span class="_ _4"> </span>heritage,<span class="_ _4"> </span>belonging<span class="_ _4"> </span>to</div><div class="t m0 x5 h4 ya ff3 fs1 fc0 sc0 ls0 ws0">one<span class="_ _9"> </span>of<span class="_ _9"> </span>the<span class="_ _0"> </span>most<span class="_ _9"> </span>historical,<span class="_ _9"> </span>scientific,<span class="_ _0"> </span>cultural,<span class="_ _9"> </span>artistic,<span class="_ _0"> </span>and<span class="_ _9"> </span>ornamental<span class="_ _0"> </span>cultural<span class="_ _9"> </span>heritage</div><div class="t m0 x5 h4 yb ff3 fs1 fc0 sc0 ls0 ws0">groups<span class="_ _a"> </span>in<span class="_ _a"> </span>China.<span class="_ _b"> </span>Among<span class="_ _a"> </span>these<span class="_ _c"> </span>ancient<span class="_ _a"> </span>Shu<span class="_ _a"> </span>treasures,<span class="_ _c"> </span>there<span class="_ _a"> </span>are<span class="_ _c"> </span>a<span class="_ _a"> </span>2.62-meter-high</div><div class="t m0 x5 h4 yc ff3 fs1 fc0 sc0 ls0 ws0">bronze<span class="_ _0"> </span>Dali<span class="_ _6"></span>ren,<span class="_ _2"> </span>a<span class="_ _2"> </span>1.38-meter-wide<span class="_ _0"> </span>bronze<span class="_ _4"> </span>mask,<span class="_ _0"> </span>and<span class="_ _2"> </span>a<span class="_ _2"> </span>3.95-meter-high<span class="_ _2"> </span>bronze<span class="_ _2"> </span>divine</div><div class="t m0 x5 h4 yd ff3 fs1 fc0 sc0 ls0 ws0">tree,<span class="_ _b"> </span>all<span class="_ _a"> </span>of<span class="_ _b"> </span>which<span class="_ _a"> </span>can<span class="_ _a"> </span>be<span class="_ _b"> </span>regarded<span class="_ _a"> </span>as<span class="_ _b"> </span>unique<span class="_ _a"> </span>and<span class="_ _b"> </span>unparalleled<span class="_ _a"> </span>treasures.<span class="_ _b"> </span>The<span class="_ _a"> </span>g<span class="_ _1"></span>old</div><div class="t m0 x5 h4 ye ff3 fs1 fc0 sc0 ls0 ws0">artifacts<span class="_ _2"> </span>represented<span class="_ _2"> </span>by<span class="_ _2"> </span>the<span class="_ _2"> </span>golden<span class="_ _2"> </span>staff<span class="_ _2"> </span>and<span class="_ _0"> </span>t<span class="_ _6"></span>he<span class="_ _2"> </span>jade<span class="_ _2"> </span>artifacts<span class="_ _2"> </span>represented<span class="_ _2"> </span>by<span class="_ _2"> </span>the<span class="_ _2"> </span>edge</div><div class="t m0 x5 h4 yf ff3 fs1 fc0 sc0 ls0 ws0">zhang<span class="_ _9"> </span>with<span class="_ _9"> </span>full<span class="_ _9"> </span>patterns<span class="_ _9"> </span>are<span class="_ _0"> </span>also<span class="_ _9"> </span>rare<span class="_ _9"> </span>treasures<span class="_ _9"> </span>t<span class="_ _6"></span>hat<span class="_ _3"> </span>have<span class="_ _0"> </span>never<span class="_ _9"> </span>been<span class="_ _9"> </span>seen<span class="_ _9"> </span>before.</div><div class="t m0 x6 h4 y10 ff1 fs1 fc0 sc0 ls0 ws0">Figure<span class="_ _3"> </span>1.<span class="_ _9"> </span><span class="ff3">Mask<span class="_ _9"> </span>unearthed<span class="_ _9"> </span>from<span class="_ _0"> </span>Sanxingdui.</span></div><div class="t m0 x4 h4 y11 ff3 fs1 fc0 sc0 ls0 ws0">Please<span class="_ _a"> </span>establish<span class="_ _c"> </span>a<span class="_ _a"> </span>mathematical<span class="_ _c"> </span>model,<span class="_ _c"> </span>collect<span class="_ _a"> </span>relevant<span class="_ _c"> </span>data,<span class="_ _a"> </span>and<span class="_ _c"> </span>answer<span class="_ _a"> </span>the</div><div class="t m0 x5 h4 y12 ff3 fs1 fc0 sc0 ls0 ws0">following<span class="_ _9"> </span>questions:</div></div><div class="pi" data-data='{"ctm":[1.611830,0.000000,0.000000,1.611830,0.000000,0.000000]}'></div></div>

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