{"id":13080,"date":"2018-11-21T01:00:00","date_gmt":"2018-11-20T17:00:00","guid":{"rendered":"http:\/\/swarma.org\/3a8e71bd2c\/"},"modified":"2019-01-03T09:45:01","modified_gmt":"2019-01-03T01:45:01","slug":"3a8e71bd2c","status":"publish","type":"post","link":"https:\/\/swarma.org\/?p=13080","title":{"rendered":"\u5173\u4e8e\u5c0f\u4e16\u754c\u7f51\u7edc\uff0c\u4f60\u8fd8\u5e94\u8be5\u77e5\u9053\u5982\u4f55\u7528\u4ee3\u7801\u5b9e\u73b0\uff01\uff5c\u96c6\u667a\u767e\u79d1"},"content":{"rendered":"
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\"\u96c6\u667a\"<\/p>\n

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\u4e0a\u4e00\u7bc7\u63a8\u9001\u4e86\u5c0f\u4e16\u754c\u7f51\u7edc\u7684\u6765\u6e90\u548c\u73b0\u8c61\uff0c\u77e5\u9053\u4e86\u5c0f\u4e16\u754c\u7f51\u7edc\u4ece\u4f55\u800c\u6765\u3002\u4eca\u5929\u4e3b\u8981\u6765\u770b\u770b\u5982\u4f55\u7528\u4ee3\u7801\u6784\u5efa\u5c0f\u4e16\u754c\u7f51\u7edc\u3002<\/strong>\u5185\u5bb9\u6765\u81ea\u96c6\u667a\u767e\u79d1\uff0c\u96c6\u667a\u767e\u79d1\u662f\u590d\u6742\u7cfb\u7edf\u9886\u57df\u7684\u767e\u79d1\u5168\u4e66\uff0c\u6db5\u76d6\u590d\u6742\u7cfb\u7edf\u9886\u57df\u7684\u57fa\u672c\u6982\u5ff5<\/strong>\uff08\u6301\u7eed\u5b8c\u5584\u4e2d\uff09\u3002<\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

\u6211\u4eec\u6b63\u5728\u7ec4\u7ec7\u64b0\u5199\u7ffb\u8bd1\u76f8\u5e94\u7684\u7ef4\u57fa\u8bcd\u6761\uff0c\u5e76\u9644\u4e0a\u4ee3\u7801\u5b9e\u73b0\u3002\u60f3\u8981\u81ea\u5df1\u521b\u5efa\u8bcd\u6761\uff0c\u4e00\u8d77\u8d21\u732e\u77e5\u8bc6\u7684\u5c0f\u4f19\u4f34\u4eec\u53ef\u4ee5\u901a\u8fc7\u94fe\u63a5\u62a5\u540d\u54e6\u3002\u70b9\u51fb\u300c\u7f16\u8f91\u300d\uff0c\u505a\u4e9b\u6539\u53d8\uff0c\u6309\u4e0b\u300c\u4fdd\u5b58\u300d\uff0c\u4f60\u5c06\u5f71\u54cd\u4e16\u754c\uff01<\/a><\/strong><\/p><\/blockquote>\n

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\u6784\u5efa\u5c0f\u4e16\u754c\u7f51\u7edc<\/span><\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u5c0f\u4e16\u754c\u7f51\u7edc\u4e5f\u53ef\u5f15\u5165\u5ef6\u65f6\uff0c\u8fd9\u4e0d\u4ec5\u4f1a\u4ea7\u751f\u5206\u5f62\uff0c\u800c\u4e14\u5728\u7279\u5b9a\u6761\u4ef6\u4e0b\uff0c\u8fd8\u4f1a\u5f62\u6210\u6df7\u6c8c\uff0c\u6216\u8005\u5728\u52a8\u6001\u7f51\u7edc\u4e2d\u8f6c\u53d8\u4e3a\u6df7\u6c8c\u3002<\/span><\/p>\n

\"\u96c6\u667a\"<\/p>\n

\u6784\u9020\u5ea6\u76f4\u5f84\u56fe\uff08<\/span><\/strong>Degree\u2013diameter graph\uff09<\/strong><\/p>\n

\u6784\u9020\u5ea6\u76f4\u5f84\u56fe\uff08Degree\u2013diameter graph\uff09<\/span><\/strong>\u7684\u65b9\u6cd5\u662f\uff1a\u7f51\u7edc\u4e2d\u6bcf\u4e2a\u9876\u70b9\u7684\u90bb\u5c45\u6570\u91cf\u662f\u6709\u754c\u7684\uff0c\u800c\u7f51\u7edc\u4e2d\u4ece\u4efb\u610f\u7ed9\u5b9a\u9876\u70b9\u5230\u5176\u4ed6\u9876\u70b9\uff08\u7f51\u7edc\u76f4\u5f84\uff09\u662f\u6700\u5c0f\u7684\u3002\u6784\u5efa\u8fd9\u6837\u7684\u5c0f\u4e16\u754c\u7f51\u7edc\uff0c\u5176\u5b9e\u662f\u4e3a\u5bfb\u627e\u4e34\u8fd1\u6469\u5c14\u8fb9\u754c\u7684\u56fe\u7684\u79e9\uff0c\u800c\u505a\u51fa\u7684\u4e00\u90e8\u5206\u52aa\u529b\u3002<\/span><\/p>\n

Barmpoutis\u7b49\u4eba\u7ed9\u51fa\u7684\u4ece\u96f6\u5f00\u59cb\u6784\u5efa\u5c0f\u4e16\u754c\u7f51\u7edc\u7684\u53e6\u5916\u4e00\u79cd\u65b9\u6cd5\uff0c\u6784\u5efa\u4e86\u4e00\u79cd\u5e73\u5747\u8ddd\u79bb\u6781\u5c0f\u4e14\u5e73\u5747\u96c6\u805a\u5ea6\u6781\u9ad8\u7684\u7f51\u7edc\u3002<\/strong>\u4ed6\u4eec\u63d0\u5230\u4e86\u4e00\u79cd\u590d\u6742\u5ea6\u6052\u5b9a\u7684\u5feb\u901f\u7b97\u6cd5\uff0c\u4ee5\u53ca\u4e0d\u540c\u751f\u6210\u56fe\u9c81\u68d2\u6027\u7684\u5ea6\u91cf\u3002\u6839\u636e\u6bcf\u4e2a\u7f51\u7edc\u7684\u5e94\u7528\uff0c\u53ef\u4ee5\u4ece\u4e00\u4e2a\u8fd9\u6837\u7684\u201c\u8d85\u5c0f\u4e16\u754c\u201d\u7f51\u7edc\u5f00\u59cb\uff0c\u7136\u540e\u91cd\u65b0\u8fde\u63a5\u4e00\u4e9b\u8fb9\uff0c\u6216\u8005\u4f7f\u7528\u51e0\u4e2a\u8fd9\u6837\u7684\u5c0f\u7f51\u7edc\u4f5c\u4e3a\u5b50\u56fe\uff0c\u6784\u7b51\u4e00\u4e2a\u66f4\u5927\u7684\u56fe\u3002<\/span><\/p>\n

\"\u96c6\u667a\"<\/p>\n

\u53cc\u76f8\u6f14\u5316(dual-phase evolution)<\/strong>| \u6765\u6e90\uff1ahttps:\/\/www.google.com<\/strong><\/p>\n

\u901a\u8fc7\u53cc\u76f8\u6f14\u5316(dual-phase evolution)<\/strong>\u8fc7\u7a0b\uff0c\u5c0f\u4e16\u754c\u5c5e\u6027\u53ef\u4ee5\u5728\u793e\u4ea4\u7f51\u7edc\u548c\u5176\u4ed6\u73b0\u5b9e\u4e16\u754c\u7cfb\u7edf\u4e2d\u81ea\u7136\u4ea7\u751f\u3002\u5728\u9876\u70b9\u4e4b\u95f4\u7684\u8fde\u63a5\u589e\u957f\u53d7\u5230\u65f6\u95f4\u6216\u7a7a\u95f4\u7684\u5236\u7ea6\u65f6\uff0c\u5c0f\u4e16\u754c\u7f51\u7edc\u5c24\u5176\u5e38\u89c1\u3002\u8be5\u673a\u5236\u901a\u5e38\u6d89\u53ca\u76f8\u4f4d\u4e4b\u95f4\u7684\u5468\u671f\u6027\u53d8\u6362\uff0c\u5176\u4e2d\uff0c\u5728\u201c\u5168\u5c40\u201d\u9636\u6bb5\u2014\u2014\u8fde\u63a5\u5efa\u7acb\uff0c\u800c\u5728\u201c\u672c\u5730\u201d\u9636\u6bb5\u2014\u2014\u8fde\u63a5\u88ab\u79fb\u9664\u3002<\/span><\/p>\n

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\u6784\u5efa\u5c0f\u4e16\u754c\u7f51\u7edc\u4ee3\u7801\u5b9e\u73b0<\/span><\/strong><\/p>\n<\/section>\n<\/section>\n<\/section>\n

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\u4f7f\u7528networkx\u751f\u6210\u5c0f\u4e16\u754c\u7f51\u7edc<\/strong><\/strong><\/section>\n

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\u8be6\u7ec6\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n

import networkx as nx<\/pre>\n
import matplotlib.pyplot as plt<\/pre>\n
<\/pre>\n
# WS network<\/pre>\n
# \u751f\u621020\u4e2a\u8282\u70b9\u7684\u5c0f\u4e16\u754c\u7f51\u7edc<\/pre>\n
# \u6bcf\u4e2a\u8282\u70b9\u6709\u56db\u4e2a\u90bb\u5c45<\/pre>\n
# \u6bcf\u6761\u8fde\u8fb9\u4ee50.3\u7684\u6982\u7387\u968f\u673a\u91cd\u7f6e\u94fe\u63a5<\/pre>\n
WS = nx.random_graphs.watts_strogatz_graph(20, 4, 0.3)<\/pre>\n
pos = nx.circular_layout(WS)<\/pre>\n
nx.draw(WS, pos, with_labels = False, node_size = 30)<\/pre>\n
plt.show()<\/pre>\n
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\u6b64\u65f6\u5f97\u5230\u7684\u56fe\u7247\u662f\u4e0b\u56fe\u6240\u793a:<\/p>\n
\"\u96c6\u667a\"<\/p>\n
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\u4f7f\u7528\u539f\u751f\u65b9\u6cd5x\u751f\u6210\u5c0f\u4e16\u754c\u7f51\u7edc<\/strong><\/strong><\/section>\n
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\u8be6\u7ec6\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
G = nx.Graph()node_num = 20neighbour_num = 4probility = 0.3# \u8282\u70b9\u4e0e\u90bb\u5c45\u76f8\u8fdefor i in range(node_num):     from_node = i      for j in range(neighbour_num):         to_node = (i+j)% node_num - neighbour_num \/ 2         if to_node >= 0:             to_node += 1         G.add_edge(from_node,to_node)# \u8fde\u8fb9\u968f\u673a\u91cd\u8fdeedges = copy.deepcopy(G.edges())for edge in edges:        if random.random() <  probility:         G.remove_edge(edge[0],edge[1])         ran_edge = np.random.randint(node_num,size=2).tolist()         G.add_edge(ran_edge[0],ran_edge[1])# \u7ed8\u56fepos = nx.circular_layout(G)nx.draw(G, pos, with_labels = False, node_size = 30)plt.show()<\/pre>\n
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\u6b64\u65f6\u5f97\u5230\u7684\u56fe\u7247\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/span><\/p>\n
\"\u96c6\u667a\"<\/p>\n
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\u6765\u6e90\uff1a\u96c6\u667a\u767e\u79d1<\/p>\n
\u5730\u5740\uff1a<\/p>\n
http:\/\/wiki.swarma.net\/index.php\/%E5%B0%8F%E4%B8%96%E7%95%8C%E7%BD%91%E7%BB%9C#.E4.BD.BF.E7.94.A8.E5.8E.9F.E7.94.9F.E6.96.B9.E6.B3.95x.E7.94.9F.E6.88.90.E5.B0.8F.E4.B8.96.E7.95.8C.E7.BD.91.E7.BB.9C<\/p>\n
\u7f16\u8f91\uff1a\u5b5f\u5a55<\/p><\/blockquote>\n
\u63a8\u8350\u9605\u8bfb<\/strong><\/p>\n
\u5c0f\u4e16\u754c\u7f51\u7edc\u4e4b\u7236\u9093\u80af\u00b7\u74e6\u8328\u7ecf\u5178\u56de\u987e<\/strong><\/a><\/p>\n
\u5c0f\u4e16\u754c\u7f51\u7edc\u3001\u504f\u597d\u4f9d\u9644\u673a\u5236\u3001\u8de8\u5b66\u79d1\u7814\u7a76<\/strong><\/a><\/p>\n
\u89e3\u8bfb\u5e42\u5f8b\u4e0e\u65e0\u6807\u5ea6\u7f51\u7edc | \u7f51\u7edc\u79d1\u5b66\u5165\u95e8<\/strong><\/a><\/p>\n
\u65e0\u6807\u5ea6\u7f51\u7edc\u7406\u8bba\u4e4b\u7236Barab\u00e1si\u56de\u5e94\u8d28\u7591<\/strong><\/a><\/p>\n
\u7406\u8bba\u5371\u673a | \u65e0\u6807\u5ea6\u7f51\u7edc\u906d\u5230\u53f2\u4e0a\u6700\u4e25\u91cd\u8d28\u7591<\/strong><\/a><\/p>\n
\u70b9\u51fb\u300c\u7f16\u8f91\u300d\uff0c\u505a\u4e9b\u6539\u53d8\uff0c\u6309\u4e0b\u300c\u4fdd\u5b58\u300d\uff0c\u4f60\u5c06\u5f71\u54cd\u4e16\u754c\uff01<\/strong><\/a><\/p>\n
\u63a8\u8350\u8bfe\u7a0b<\/strong><\/p>\n
\"\u96c6\u667a\"<\/div>\n
PC\u7aef:<\/p>\n
https:\/\/campus.swarma.org\/gcou=10549<\/p>\n
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\"\u96c6\u667a\"<\/div>\n
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\u96c6\u667a\u4ff1\u4e50\u90e8QQ\u7fa4\uff5c877391004<\/strong><\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n
\u5546\u52a1\u5408\u4f5c\u53ca\u6295\u7a3f\u8f6c\u8f7d\uff5cswarma@swarma.org<\/strong><\/p>\n
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\u25c6\u25c6\u25c6<\/strong><\/strong><\/h1>\n<\/section>\n
\u641c\u7d22\u516c\u4f17\u53f7\uff1a\u96c6\u667a\u4ff1\u4e50\u90e8<\/span><\/strong><\/p>\n
 <\/p>\n
\u52a0\u5165\u201c\u6ca1\u6709\u56f4\u5899\u7684\u7814\u7a76\u6240\u201d<\/span><\/strong><\/p>\n
\"\u96c6\u667a\"<\/section>\n
\u8ba9\u82f9\u679c\u7838\u5f97\u66f4\u731b\u70c8\u4e9b\u5427\uff01<\/span><\/p>\n
\u539f\u6587\u59cb\u53d1\u4e8e\u5fae\u4fe1\u516c\u4f17\u53f7\uff08 \u96c6\u667a\u4ff1\u4e50\u90e8 \uff09\uff1a\u96c6\u667a<\/a><\/p><\/blockquote>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
\u5bfc\u8bed \u4e0a\u4e00\u7bc7\u63a8\u9001\u4e86\u5c0f\u4e16\u754c\u7f51\u7edc\u7684\u6765\u6e90\u548c\u73b0\u8c61\uff0c\u77e5\u9053\u4e86\u5c0f\u4e16\u754c\u7f51\u7edc\u4ece\u4f55\u800c\u6765\u3002\u4eca\u5929\u4e3b\u8981\u6765\u770b\u770b\u5982\u4f55\u7528\u4ee3\u7801\u6784\u5efa\u5c0f\u4e16\u754c\u7f51\u7edc\u3002\u5185\u5bb9\u6765\u81ea\u96c6\u667a\u767e\u79d1\uff0c\u96c6\u667a\u767e\u79d1\u662f\u590d\u6742\u7cfb\u7edf\u9886\u57df\u7684\u767e\u79d1\u5168\u4e66\uff0c\u6db5\u76d6\u590d\u6742\u7cfb\u7edf\u9886\u57df\u7684\u57fa\u672c\u6982\u5ff5\uff08\u6301\u7eed\u5b8c\u5584\u4e2d\uff09\u3002 \u6211\u4eec\u6b63\u5728\u7ec4\u7ec7\u64b0\u5199\u7ffb\u8bd1\u76f8\u5e94\u7684\u7ef4\u57fa\u8bcd\u6761\uff0c\u5e76\u9644\u4e0a\u4ee3\u7801\u5b9e\u73b0\u3002\u60f3\u8981\u81ea\u5df1\u521b\u5efa\u8bcd\u6761\uff0c\u4e00\u8d77\u8d21\u732e\u77e5\u8bc6\u7684\u5c0f\u4f19\u4f34\u4eec\u53ef\u4ee5…<\/p>\n","protected":false},"author":1,"featured_media":14138,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[25],"tags":[],"special":[],"_links":{"self":[{"href":"https:\/\/swarma.org\/index.php?rest_route=\/wp\/v2\/posts\/13080"}],"collection":[{"href":"https:\/\/swarma.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/swarma.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/swarma.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/swarma.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=13080"}],"version-history":[{"count":0,"href":"https:\/\/swarma.org\/index.php?rest_route=\/wp\/v2\/posts\/13080\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/swarma.org\/index.php?rest_route=\/wp\/v2\/media\/14138"}],"wp:attachment":[{"href":"https:\/\/swarma.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=13080"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swarma.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=13080"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swarma.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=13080"},{"taxonomy":"special","embeddable":true,"href":"https:\/\/swarma.org\/index.php?rest_route=%2Fwp%2Fv2%2Fspecial&post=13080"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}