Vector bin packing:first fit / best fit / grasp 成本:性价比 (先验) 设计评价函数: evaluation function:cosine similarity / vertical distance / dynamic programming 搜索: 启发式方法 local search 邻域解 population based 粒子群优化,遗传算法,模拟退火 simulated annealing 模拟退火 应用 Solution 邻域拆分/…
Background Bin packing, or the placement of objects of certain weights into different bins subject to certain constraints, is an historically interesting problem. Some bin packing problems are NP-complete but are amenable to dynamic programming solut…
Bin Packing 题目链接:http://acm.hust.edu.cn/vjudge/contest/view.action?cid=85904#problem/F 题目: A set of n<tex2html_verbatim_mark> 1-dimensional items have to be packed in identical bins. All bins have exactly the same length l<tex2html_verbatim_mark&…
题目来源:https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=3&page=show_problem&problem=38 Ecological Bin Packing Background Bin packing, or the placement of objects of certain weights into different bins subject…
传送门 A set of n 1-dimensional items have to be packed in identical bins. All bins have exactly the same length l and each item i has length li ≤ l. We look for a minimal number of bins q such that • each bin contains at most 2 items, • each item is pa…
Time Limit:3000MS Memory Limit:0KB 64bit IO Format:%lld & %llu Submit Status Description A set of n<tex2html_verbatim_mark> 1-dimensional items have to be packed in identical bins. All bins have exactly the same length l<tex2html_…
F - 贪心+ 二分 Time Limit:3000MS Memory Limit:0KB 64bit IO Format:%lld & %llu Description A set of n<tex2html_verbatim_mark> 1-dimensional items have to be packed in identical bins. All bins have exactly the same length l<tex2html_ver…
Description A set of n<tex2html_verbatim_mark> 1-dimensional items have to be packed in identical bins. All bins have exactly the same length l<tex2html_verbatim_mark> and each item i<tex2html_verbatim_mark> has length lil<tex2html_…
