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similarity tweaks

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This commit is contained in:
zadam 2020-09-19 21:59:01 +02:00
parent ec7021b436
commit 07bd5129ca
2 changed files with 39 additions and 9 deletions
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45
src/services/note_cache/similarity.js
View File

@ -2,7 +2,7 @@ const noteCache = require('./note_cache');
const noteCacheService = require('./note_cache_service.js');
const dateUtils = require('../date_utils');
const DEBUG = false;
const DEBUG = true;
const IGNORED_ATTRS = [
"datenote",
@ -31,7 +31,7 @@ const IGNORED_ATTR_NAMES = [
"pageurl",
];
function filterLabelValue(value) {
function filterUrlValue(value) {
return value
.replace(/https?:\/\//ig, "")
.replace(/www\./ig, "")
@ -94,7 +94,7 @@ function buildRewardMap(note) {
}
// inherited notes get small penalization
const reward = note.noteId === attr.noteId ? 0.8 : 0.5;
let reward = note.noteId === attr.noteId ? 0.8 : 0.5;
if (IGNORED_ATTRS.includes(attr.name)) {
continue;
@ -104,7 +104,16 @@ function buildRewardMap(note) {
addToRewardMap(attr.name, reward);
}
addToRewardMap(filterLabelValue(attr.value), reward);
let value = attr.value;
if (value.startsWith('http')) {
value = filterUrlValue(value);
// words in URLs are not that valuable
reward = reward / 2;
}
addToRewardMap(value, reward);
}
return map;
@ -180,6 +189,16 @@ function splitToWords(text) {
return words;
}
/**
* includeNoteLink and imageLink relation mean that notes are clearly related, but so clearly
* that it doesn't actually need to be shown to the user.
*/
function hasConnectingRelation(sourceNote, targetNote) {
return sourceNote.attributes.find(attr => attr.type === 'relation'
&& ['includenotelink', 'imagelink'].includes(attr.name)
&& attr.value === targetNote.noteId);
}
async function findSimilarNotes(noteId) {
const results = [];
let i = 0;
@ -270,7 +289,17 @@ async function findSimilarNotes(noteId) {
score += gatherRewards(attr.name);
}
score += gatherRewards(attr.value);
let value = attr.value;
let factor = 1;
if (value.startsWith('http')) {
value = filterUrlValue(value);
// words in URLs are not that valuable
factor = 0.5;
}
score += gatherRewards(attr.value, factor);
}
if (candidateNote.type === baseNote.type) {
@ -300,13 +329,15 @@ async function findSimilarNotes(noteId) {
}
for (const candidateNote of Object.values(noteCache.notes)) {
if (candidateNote.noteId === baseNote.noteId) {
if (candidateNote.noteId === baseNote.noteId
|| hasConnectingRelation(candidateNote, baseNote)
|| hasConnectingRelation(baseNote, candidateNote)) {
continue;
}
let score = computeScore(candidateNote);
if (score >= 1.5) {
if (score >= 2) {
const notePath = noteCacheService.getSomePath(candidateNote);
// this takes care of note hoisting

3
src/www
View File

@ -14,7 +14,6 @@ process.on('SIGINT', function() {
});
const { app, sessionParser } = require('./app');
const debug = require('debug')('node:server');
const fs = require('fs');
const http = require('http');
const https = require('https');
@ -100,7 +99,7 @@ async function startTrilium() {
}
)
httpServer.on('listening', () => debug('Listening on port' + httpServer.address().port));
httpServer.on('listening', () => log.info('Listening on port' + httpServer.address().port));
ws.init(httpServer, sessionParser);