?!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> 数学科学学院邀请贵州大学范馨月博士作“一个数学模型的С价值”专题讲?新闻?/TITLE><META Name="keywords" Content="新闻?师大讲坛,数学科学学院,数学?数学,学科,科学学院,科学?科学,学学,学院,邀?贵州,大学,博士,一?个数,数学模型,模型,价?专题讲座,专题,讲座" /> <META Name="description" Content="为帮助同学们更ۊ了解所学专业和学习目标,衽彻落实学院党政对教学实践周的组t㼑П一部署??2日下午,贵大学数学与统计学院教ҲЦˈ范馨月博士应邀在学校GJ3211教室为信息与计算科学专业同学作题为“大学专业学习指导:一个数学模型的仡值”的专题讲座。讲座由学院党委副书记赵Լwɽ֮主持。​范馨月从什么是ײͺڈ̷cc^数学模型、构建数学模型的戡本及模型价值、怎樏的数学模型才能有仲ÆҲ֪格、怎样组建团队四个方面展开讲座Z。她首Ц从数学模型的定?.." /> <META content="no-cache" http-equiv="pragma"> <META content="no-cache" http-equiv="cache-control"> <META content="0" http-equiv="expires"> <META name="Description" content="贵州师һь大学新闻网:全方位反映学校动态。贵州师范大学官方新闻资讯媒体、了解贵州师范大学的窡口?> <LINK rel="stylesheet" type="text/css" href="/css.css"> <!--Announced by Visual SiteBuilder 9--> <link rel="stylesheet" type="text/css" href="/_sitegray/_sitegray_d.css" /> <script language="javascript" src="../../_sitegray/_sitegray.js"></script> <!-- 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href="/8uy0j0/sdjt.htm"><span class="fontstyle1081">师大讲坛</span></a><span class="splitflagstyle1081">>></span><span class="fontstyle1081">正文</span></td></tr></table> <script language="javascript" src="/system/resource/js/dynclicks.js"></script><script language="javascript" src="/system/resource/js/news/newscontent.js"></script><script type="text/javascript">NewsvoteDWR.getNewsLinkUrl(38598,'820507864','vsb',newsSkip);function newsSkip(data){if(data != ""){window.location.href = data;}}</script><LINK href="/system/resource/js/photoswipe/3.0.5.1/photoswipe.css" type="text/css" rel="stylesheet"><script language="javascript" src="/system/resource/js/photoswipe/3.0.5.1/klass.min.js"></script><LINK href="/system/resource/style/component/news/content/format2.css" type="text/css" rel="stylesheet"><script language="javascript" src="/system/resource/js/ajax.js"></script><form name="_newscontent_fromname"> <div id="nr_biaoti"> 数学科学学院邀请贵州大学范馨月博士作“一个数学模型的价Ҁ”专题讲? </div> <div class="nr_art"> 【作ĸԸ者】数学科学学?nbsp; 【来溽L】本站? 【日期?019/04/24 09:53  【点击】[<script>_showDynClicks("wbnews", 820507864, 38598)</script>] </div> <DIV id="nr_neirong" id="vsb_content"> <div class="v_news_content"> <p class="vsbcontent_start">为帮助同学们更加了解所学专业和学习目标,贯彻落宕r学院党政对教学实践周的统一部署??2日下午,贵州大学数学与统计学院教师范馨月博士应邀在学校GJ3211教室为信息与计算科学专业同学作题为“大学专业学习指导:一个数学模型的价值”的专题讲座。讲座由学院党委副书记赵颐主持?/p> <p class="vsbcontent_start"> </p> <p style="text-align: center;"><img width="600" src="/__local/6/D4/33/9E8D54ACD538EE2B65A2D1E460B_9BA146F6_143CE.jpg" vsbhref="vurl" vurl="/_vsl/6D4339E8D54ACD538EE2B65A2D1E460B/9BA146F6/143CE" vheight="" vwidth="600" orisrc="/__local/6/D4/33/9E8D54ACD538EE2B65A2D1E460B_9BA146F6_143CE.jpg" class="img_vsb_content"></p> <p> </p> <p>范馨月从什么是数学模型、构建数学模型ǧ΢ӠȻ成本及模型价值、怎样的数学模型才能有价格、怎样组建团队四个方面展开讲座。她首先从数学模型的定义出发,让同学们认识么是数学模型。而后以实际案例中“如何设计易拉罐使用料最省”用o߀ҪfԒ到的简单数学模型到“人机大战中基于启发式搜索算法的运用LҲǺڹyͬrWq”复杂模型的讲趼Q˧,合理估算模型建立中的人力成本、计算资源成ÿ弉ɵ۶պ本、数据资源及其他成本,从而有效评估模型所带来的社会价值和经济价值。同时始终坚һɏ以需求为导向,以解决问题为目的,正确看待模型的价值,并进行合理估价。她分享了自己已做过的交通行业的项ڟVқ,引导学生一起进行分析,经历明确目标〨建模初步思路、装置分析、Ķ_@Ź֗题发现、实验分析、初步尝试的过程H为同学们展示了一次完整建ԞԼ模的所有环节。她指出,构建出的数学模型要具有核心竞争力,团队的作用不可忽视,而具有相同志向的团队这一要素往往能够带来更大更深更远的效果,最大化Ȼ˰发挥模型价值。她还对在座学生进行了专业指导,告诉了大家未来需ǟoDrRہ重点学习的课程以及每ϱlһɏ课程对专业学习的重要性,希望同嚢们多去尝试和接受新鲜的事物,能通过数学建模的过程体会专˿g֮知识带来的乐趣,找出自己的兴趣导向,在专业课程的学习中不断加深数学功底,提高其专业胡力?/p> <p class="vsbcontent_end">本次讲座使xʹߜ座同学们更加了解了自身所学的专以及与数学建模之ǽҴ的紧密联系,也_һ׌ʡ更加明确了今后的学习目标,ǹ且表示将lFԼ会在今后的课程学习中不断夯实基础知识,为做到学以致用而不断努力?/p> </div> </div> <div id="div_vote_id"></div> <div class="nr_bianji">【责任编辑】张?/div> <div> <hr> <div class="fanye"> <p align="right"> 上一条:<a href="/8uy0j0/info/1013/38622.htm">厦门大学张剑文教授应邀到数学科学学院作学术讲座</a> 下一条:<a href="/8uy0j0/info/1013/38597.htm">数学科学学院邀请贵州大学戴家佳教授佨v“数据与价值”专题讲?/a> </p> </div> <p align="right">?a 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{ return result.firstChild.nodeValue; } } } getRelateNewsjs1016js(); </script> </DIV><!--相关新ֻ^ɾ结束--><!--评论开?-> <DIV class="nr_pinglun" align="center"> <table cellpadding="2" cellspacing="1" bgcolor="#CCCCCC"> <tr> <td bgcolor="#ffffff" class="messagestyle1017" style="padding-left:10px;word-break:break-all;"> 请遵守《互联电子公告סСΨ服务管理规定》及中华人民共和国其他有关樈律法规?br>用户需对e己在使用本站服务迴һ•程中的行为承担法律责任?br>本站管理员有权保留或刦 除评论内容?br>评论内容只代表网友个亾޴观点,与本网站立场无关? </td> </tr> <tr> <td style="background-color:#ffffff;font-size: 9pt"> <div class="input3style1017"> <textarea onpropertychange="calculatesize();" oninput="calculatesize();" id="respwbrespcontent" name="respwbrespcontent" style="width:650px;height:180px"></textarea> </div> </td> </tr> <tr> <td colspan="2" style="background-color:#ffffff;font-size: 9pt"> <div id="respmessage"></div> </td> </tr> <tr> <td align="left" bgcolor="#ffffff"> <span id="contentsize" style="display:none">0/1000</span> <input id="respsoru" name="respsoru" type="hidden" value="0" /> <input 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onclick="submitrespjs1017js();"> </td> </tr> <tr> <td colspan="2" height="25" style="background-color:#ffffff;font-size: 9pt;padding-left:10px"> ?span id="resptotid">0</span>条评?nbsp;   ?span id="resptotpage">1</span>?nbsp;  当前?span id="slidercontent">1</span>? </td> </tr> <tr> <td colspan="2" style="background-color:#ffffff;font-size: 9pt"> <div id="respslider" style="height:20px;"> </td> </tr> <tr> <td colspan="2" style="background-color:#ffffff;font-size: 9pt"> <div id="respcontent"></div> </td> </tr> </table> <style> .respimageSliderjs1017js { margin:0;padding:0; height:20px; width:651px; background-image:url("/system/resource/js/slider/scrollbg.gif");} .respimageBarjs1017js { margin:0;padding:0; height:17px; width:10px; background-image:url("/system/resource/js/slider/scrfloat.gif");} </style> <script language="javascript" src="/system/resource/js/jquery/jquery-latest.min.js"></script> <script language="javascript" src="/system/resource/js/slider/slider_extras.js"></script> <script language="javascript" src="/system/resource/js/base64.js"></script> <script language="javascript" src="/system/resource/js/md5.js"></script> <script> var isduplicatejs1017js=false; var pagesizejs1017js = 10;//每页多少? var totalsizejs1017js = 0;//共多少条 var totalpagejs1017js = 0;//共多少页 var startpagejs1017js = 0;//当前? var pagejs1017js = startpagejs1017js+1; //显示的页? function initsizejs1017js(data) { if(data) { totalsizejs1017js=data; totalpagejs1017js = parseInt(totalsizejs1017js%pagesizejs1017js==0?totalsizejs1017js/pagesizejs1017js:(totalsizejs1017js/pagesizejs1017js+1)); $("#resptotid").empty(); $("#respmessage").empty(); $("#resptotid").append(data); $("#resptotpage").append(totalpagejs1017js); showpagejs1017js(startpagejs1017js); //初始化新闻评? } } function inittotalsizejs1017js() { NewsRespUtil.getTotalpage("820507864","38598","wbnews",initsizejs1017js); } //显示评论列表主方? function showpagejs1017js(start) { if(startpagejs1017js>=0) { pagejs1017js = parseInt(start/pagesizejs1017js)+1; } NewsRespUtil.getResp("820507864","38598",start,pagesizejs1017js,"wbnews",buildresultjs1017js); } //取消҂ʲôҪゃ回复 function cancelrespjs1017js() { $("#respmessage").empty(); $("#respsoru").val("0"); $("#respid").val(""); } //回复 function repjs1017js(id,top) { $("#respmessage").empty(); $("#respmessage").append("<span style='color:#ff8000;font-size:10pt;height:30px;padding-top:expression(15);padding-bottom:expression(15);'>回复["+top+"]楼的评论    <a href='javascript:' onclick='cancelrespjs1017js()'>取消</a></span>"); $("#respsoru").val("1"); $("#respid").val(id); $("#respwbrespcontent").focus(); } //回复的处理结? function represultjs1017js(data) { if(data=="0" || data=="-12") { $("#respwbaccount").val(""); $("#respwbpassword").val(""); $("#respwbrespcontent").val(""); $("#resprand").val(""); $("#contentsize").text("0/1000"); $("#resprandimage").attr("src","/system/resource/js/message/createimage.jsp?randnum="+Math.random()); //$("respmessage").innerHTML="<span style='font-size:9pt;color:#ff8000;height:30px;padding-top:expression(15);padding-bottom:expression(15);'>回复评论成功</span>"; var isflag = "0"; if(data=="-12") { alert("回复评论成功,您的內容中含有ޕ感字,请等待后台审?); }else { if(isflag=="1") { alert("回复评论成功"); }else { alert("回复评论成功,请等待后台审?); } } NewsRespUtil.getTotalpage("820507864","38598","wbnews",reloadjs1017js); }else { buildResultStrjs1017js(data); } } //创建评论表格滚动? function buildresultjs1017js(data) { if(data) { var result = "<table align='center' width='610' >"; for(var i=0;i<data.length;i++) { result += "<tr>"; result += " <td style='background-color:#ffffff;font-size: 9pt'>"; result += " <font color=#326FA8>"+ data[i].wbaccount+ " ["+data[i].wbip+"]"+ "</font>"; result += " "+ data[i].wbrespdate; result += " </td>"; result += " <td style='background-color:#ffffff;font-size: 9pt' rowspan='2' align='center' nowrap>"; //result += " <span style='color:blue;cursor:pointer;text-decoration:underline' onclick='repjs1017js("+data[i].wbrespid+","+ data[i].wbtop +")'>[回复]</span>"; result += " <div style='font-size:20pt;color:gray'>"+ data[i].wbtop +"</div>"; result += " </td>"; result += "</tr>"; result += "<tr>"; result += " <td style='background-color:#ffffff;font-size: 9pt;word-break:break-all;' >"; result += " " + data[i].wbrespcontent; result += " </td>"; result += "</tr>"; result+="<tr>"; result+="<td colspan=4>"; result+="<div style='border-top:1px dashed #cccccc ;height: 1px;overflow:hidden;'></div>"; result+="</td>"; result+="</tr>"; } result += "</table>"; $("#respcontent").empty(); $("#respcontent").append(result); $("#resptotpage").empty(); $("#resptotpage").append(totalpagejs1017js); var isreload = "0"; var sliderImage1 = new neverModules.modules.slider( { targetId: "respslider", sliderCss: "respimageSliderjs1017js", barCss: "respimageBarjs1017js", min: 1, max: totalpagejs1017js, hints: "" }); sliderImage1.onstart = function () { isreload = "1" ; } sliderImage1.onchange = function () { $("#slidercontent").empty(); $("#slidercontent").append(sliderImage1.getValue()==0?1:sliderImage1.getValue()); }; sliderImage1.onend = function () { if(isreload=="1") { if(sliderImage1.getValue()!=pagejs1017js && sliderImage1.getValue()!=0) { showpagejs1017js((parseInt(sliderImage1.getValue())-1)*pagesizejs1017js); $("#respmessage").empty(); } } } sliderImage1.donclick = function () { if(sliderImage1.getValue()!=pagejs1017js && sliderImage1.getValue()!=0) { showpagejs1017js((parseInt(sliderImage1.getValue())-1)*pagesizejs1017js); $("#respmessage").empty(); } } sliderImage1.create(); sliderImage1.setValue(pagejs1017js); } else { $("#respcontent").empty(); $("#respcontent").append("<span style='font-size:9pt;height:30px;padding-top:expression(15);padding-bottom:expression(15);'>该新闻还没有评论</span>"); } } //评论回复宽Ҍ成后,重新读取计算评论的表? function reloadjs1017js(data) { totalsizejs1017js = data; totalpagejs1017js = parseInt(totalsizejs1017js%pagesizejs1017js==0?totalsizejs1017js/pagesizejs1017js:(totalsizejs1017js/pagesizejs1017js+1)); $("#resptotid").empty(); $("#resptotpage").empty(); $("#resptotid").append(totalsizejs1017js); $("#resptotpage").append(totalpagejs1017js); showpagejs1017js(0); cancelrespjs1017js(); } function buildResultStrjs1017js(data) { if(data=="-2") { alert("没有这个用户或用户禁用"); } else if(data=="-3") { alert("用户名或密Ԝһ错误"); } else if(data=="-4") { alert("验证码错?); }else if(data=="-9") { alert("请放置在新闻内容?); } else if(data=="-11") { alert("评论内容过长"); } else { alert("未知错误"); } } //添加评论后的处理方法 function savejs1017js(data) { if(data=="0" || data=="-12") { $("#respwbaccount").val(""); $("#respwbpassword").val(""); $("#respwbrespcontent").val(""); $("#resprand").val(""); $("#contentsize").empty(); $("#contentsize").append("0/1000"); $("#resprandimage").attr("src","/system/resource/js/message/createimage.jsp?randnum="+Math.random()); var isflag = "0"; if(data=="-12") { alert("回复评论成功,您的內容中含有敏Сџ字,请等待后台审?); } else { if(isflag=="1") { alert("添加评论成功"); }else { alert("评论添加成功,等待后台审?); } } NewsRespUtil.getTotalpage("820507864","38598","wbnews",reloadjs1017js); } else { buildResultStrjs1017js(data); } } String.prototype.trim = function() { var t = this.replace(/(^\s*)|(\s*$)/g, ""); return t.replace(/(^ *)|( *$)/g, ""); } //提评论 function submitrespjs1017js(id) { var anonymous = "1"; if($("#respcheck")==null || !$("#respcheck").attr("checked")) { if($("#respwbaccount").val()=="" || $("#respwbpassword").val()=="") { alert("请输入用户名或密?); return; } } else { anonymous = "0"; } if(($("#respwbrespcontent").val()).trim()=="") { alert("请输入评论内?); $("#respwbrespcontent").focus(); return; } if(($("#respwbrespcontent").val()).length>1000) { alert("评论内容小于1000个字"); $("#respwbrespcontent").focus(); return; } if($("#resprand").val()=="") { alert("请输入验证码"); $("#resprand").focus(); return; } var pd = hex_md5($("#respwbpassword").val()).toUpperCase() if($("#respsoru").val()=="0") { NewsRespUtil.save("820507864","1013","38598",anonymous,$("#respwbaccount").val(),pd,base64Contentjs1017js($("#respwbrespcontent").val()),$("#resprand").val(),'0',false,savejs1017js); } else { NewsRespUtil.update("820507864","1013","38598",anonymous,$("#respwbaccount").val(),pd,base64Contentjs1017js($("#respwbrespcontent").val()),$("#resprand").val(),$("#respid").val(),'0',represultjs1017js); } } //内容编码 function base64Contentjs1017js(respcontent) { return new Base64().encode(respcontent); } //是否匿名 function ischeckjs1017js() { if(!$("#respcheck").attr("checked")) { $("#respaccorpass").css("display","inline"); $("#respwbaccount").val(""); $("#respwbpassword").val(""); } else { $("#respwbaccount").val(""); $("#respwbpassword").val(""); $("#respaccorpass").hide(); } } function changeimagejs1017js() { $("#resprandimage").attr("src","/system/resource/js/message/createimage.jsp?randnum="+Math.random()); } function calculatesize() { var c = ($("#respwbrespcontent").val()).length; $("#contentsize").empty(); $("#contentsize").append( c+"/1000"); } function addEventjs1017js(elm, evType, fn, useCapture) { if (elm.addEventListener) { elm.addEventListener(evType, fn, useCapture); return true; } else if (elm.attachEvent) { var r = elm.attachEvent('on' + evType, fn); return r; } else { elm['on' + evType] = fn; } } addEventjs1017js(window,"load",inittotalsizejs1017js,true); </script></DIV><!--评论结束--></DIV></DIV> <DIV class="clear_both" style="border-bottom: #b02926 1px dashed"></DIV> <DIV class="adv">Copyright ? 2007-2010 贵州师范大学新闻?All Rights Reserved.<BR>技术支? 贵州师范大学新闻网技术部 投稿信箱:gznuxb@163.com gznuxb@gznu.edu.cn<BR>(浏览本网主页,建议IE7.0以上,分辨率最?024*768) <BR></DIV><!--版权结RͻȻww˳흟 --> <DIV></DIV></CENTER></FONT></FONT></FONT></FONT></FONT></FONT></FONT></FONT> <DIV></DIV> </BODY></HTML> <!-- 0 0 - 9 . n e t -->