From 0334aa5e0051b59ce4050fd306b26119466e2991 Mon Sep 17 00:00:00 2001
From: Peter Wu <peter@lekensteyn.nl>
Date: Wed, 21 May 2014 15:13:16 +0200
Subject: Move scripts to subdir

Our scripts end up in js/, third-party libraries end up in lib/.
---
 preprocess.js | 98 -----------------------------------------------------------
 1 file changed, 98 deletions(-)
 delete mode 100644 preprocess.js

(limited to 'preprocess.js')

diff --git a/preprocess.js b/preprocess.js
deleted file mode 100644
index d65c7db..0000000
--- a/preprocess.js
+++ /dev/null
@@ -1,98 +0,0 @@
-/* "Optimizes" nodes and edges by dropping uninteresting ones. (for example,
- * nodes with no edges).
- */
-/* jshint devel:true */
-
-'use strict';
-
-/* find user nodes and remove invalid edges */
-function filterEdges(data, ratelimit_max) {
-    // map userID to nodes
-    var users = {};
-    //data.nodes.length = 10000;
-    data.nodes.forEach(function (user, i) {
-        users[user.group] = user;
-    });
-
-    var ratelimit_count = 0;
-    function ratelimit() {
-        return ++ratelimit_count <= ratelimit_max;
-    }
-    // filter away invalid edges
-    data.edges = data.edges.filter(function (link, i) {
-        var invalid = false;
-        if (!(link.source in users)) {
-            if (ratelimit()) console.warn('Dropping invalid source user',
-                link.source, 'at line', (i + 1), link);
-            invalid = true;
-        }
-        if (!(link.target in users)) {
-            if (ratelimit()) console.warn('Dropping invalid target user',
-                link.target, 'at line', (i + 1), link);
-            invalid = true;
-        }
-        if (link.source === link.target) {
-            if (ratelimit()) console.warn('Dropping self-referencing user',
-                link.target, 'at line', (i + 1), link);
-            invalid = true;
-        }
-        return !invalid;
-    });
-    if (ratelimit_max > 0 && ratelimit_count > ratelimit_max) {
-        console.log('Supressed', ratelimit_count, 'messages');
-    }
-}
-
-function preprocess(data, options) {
-    console.log('Initial nodes count:', data.nodes.length);
-    console.log('Initial edges count:', data.edges.length);
-    filterEdges(data, 10);
-    console.log('Valid edges count:', data.edges.length);
-
-    if (options.minTweetCount > 0) {
-        /* filter away users with almost no tweets */
-        data.nodes = data.nodes.filter(function (node) {
-            return node.tweetCount >= options.minTweetCount;
-        });
-        console.log('Nodes count (ignoring users with fewer than',
-            options.minTweetCount, 'tweets):', data.nodes.length);
-        filterEdges(data, 0);
-    }
-
-    // find all related users by userID
-    var hasRelations = {};
-    data.edges.forEach(function (link) {
-        hasRelations[link.target] = 1;
-        hasRelations[link.source] = 1;
-    });
-
-    if (options.kill_loners) {
-        var hasRelated = {};
-        data.nodes = data.nodes.filter(function (d) {
-            /* Uncomment if it seems to be useful.
-            if (!(d.group in hasRelations) && d.tweetCount >= 100) {
-                console.log('Keeping lonely user with', d.tweetCount, 'tweets');
-                return true;
-            }
-            */
-            return d.group in hasRelations;
-        });
-        console.log('Nodes count (after dropping loners):', data.nodes.length);
-    }
-
-    // prepare data for force layout: map user IDs to indices
-    var userIds_indices = {};
-    data.nodes.forEach(function (user, i) {
-        userIds_indices[user.group] = i;
-    });
-    console.log('UserID to index map:', userIds_indices);
-
-    // change userID of relation edges to indices
-    data.edges.map(function (link) {
-        link.source = userIds_indices[link.source];
-        link.target = userIds_indices[link.target];
-        // for faster lookup, store neighboring nodes per node
-        data.nodes[link.source].relatedTo.push(link.target);
-        data.nodes[link.target].relatedFrom.push(link.source);
-    });
-}
-- 
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