Uncertainty Visualization

Getting started (windows, from scratch)

1. Install Git : http://git-scm.com/downloads
2. Install Node.js : http://nodejs.org/ (Make sure add node to PATH option is checked)
3. Create '$HOME/npm' folder (Where $HOME is c:\Users<username>\AppData\Roaming).
4. Open node command prompt and run npm install -g bower grunt-cli
5. Start Git bash
6. Type: "git clone https://github.com/NLeSC/UncertaintyVisualization"
7. Type: "cd UncertaintyVisualization"
8. Type: "npm install -g grunt grunt-cli"
9. Type: "npm install"
10. Type: "bower install"
11. Type: "bower update"
12. Type: "grunt serve"
13. (this should happen automatically) Open browser, go to "http://localhost:9000"

Getting started (Linux, Debian and Ubuntu based)

Prerequisites

1. nodejs, http://nodejs.org/
2. bower, http://bower.io
3. Java Development Kit, https://www.java.com/

Installation

Install nodejs

Follow instructions at joyents github website: https://github.com/joyent/node/wiki/Installing-Node.js-via-package-manager#debian-and-ubuntu-based-linux-distributions

Install nodejs modules

Install bower and grunt-cli globally

sudo npm install -g bower grunt-cli

Fetch git repository

git clone https://github.com/NLeSC/UncertaintyVisualization.git

setup with bower

cd UncertaintyVisualization
npm install
bower install

If you already have a installed the bower packages before, but need to update them for a new version of the code, run

bower update

start development server & open browser

grunt serve

Changes made to code will automatically reload web page.

Run unit tests

grunt test

Generates test report and coverage inside test/reports folder.

Run end-to-end tests with local browser (chrome)

Tests in Chrome can be run with

grunt e2e-local

Run end-to-end tests on sauce labs

To connnect to Sauce Labs use sauce connect program. Here you can find the details on how to install and run it.

Before tests can be run the sauce labs credentials must be setup

export SAUCE_USERNAME=<your sauce labs username>
export SAUCE_ACCESS_KEY=<your sauce labs access key>

Tests in Chrome, Firefox on Windows, Linux and OSX can be run with

grunt e2e-sauce

Travis-ci also runs end-to-end tests on sauce labs.

Note! Running grunt e2e-sauce will undo all changes in app/ folder.

Build a distro

grunt build

The dist folder has production ready distribution.

Generate API documentation

grunt jsdoc

API documentation is generated in doc/ directory.

Data Format

The data format is as follows. The data file should contain a JSON object that specifies timeline. timeline contains an arrays of objects, events.

{
  "timeline": {
    "events": [...]
  }
}

The events array contains events. An event looks like:

{
  "actors": {
    "actor:": [
      "dbp:European_Union",
      "dbp:United_Kingdom",
      "dbp:The_Times",
      "dbp:Government_of_the_United_Kingdom"
    ]
  },
  "climax": 89,
  "event": "ev9",
  "group": "100:[\"sell\"]",
  "groupName": "[\"sell\"]",
  "groupScore": "100",
  "labels": [
    "stop",
    "difficulty",
    "pressure"
  ],
  "mentions": [...],
  "prefLabel": ["stop"],
  "time": "20060620"
}

• actors are the participants.
• climax is the climax score.
• event is the event id.
• group is the group, which consists of a groupName and a groupScore, separated by a colon.
• labels is an array of words from the source text that refer to the event
• mentions is an array of mentions, which are specified below.
• prefLabel is the prefered label (currently not used).
• time is the date of the event. This must be a complete date in the format YYYYmmdd.

The mentions array contains mentions and perspectives:

{
  "mentions": [{
    "char": ["5665","5673"],
    "snippet": [" Sunday Times, said they were extremely concerned about the UK's difficulties in stopping the EU from introducing measures that continue to erode Britain's competitiveness"],
    "snippet_char": [ 81, 89 ],
    "uri": ["http://www.ft.com/thing/f2bc1380-fa32-11e3-a328-00144feab7de"]
    "perspective": [...]      
}

• char: character offsets of the original text that refers to the event.
• snippet: a snippet of text mentioning the event.
• snippet_char: an array denoting the exact position of the event in the snippet text. Used for highlighting.
• uri is the link to the source text.
• perspective: an array of 0 or more perspectives on the event, as described below.

"perspective": [
  {
    "attribution": {
      "belief": "confirm",
      "certainty": "certain",
      "possibility": "likely",
      "sentiment": "positive",
      "when": "future"
    },
    "source": "cite:Chris_Giles"
  },
  {
    "attribution": {
      "belief": "denial",
      "certainty": "uncertain",
      "possibility": "unlikely",
      "sentiment": "negative",
      "when": "past"
    },
    "source": "author:Emily_Cadman"
  }
],

• source: The perrspective's source. can be either cite:**** or author:**** to denote citations and/or article authors.
• attribution: an object holding the following values:
• belief: Is the source confirming or in denial of the event?.
• certainty Is the source certain or uncertain in the event?.
• possibility: Is the source denoting the event as likely or unlikely?.
• sentiment: Is the source negative, neutral or positive about the event?.
• when: Is the source talking about the past, present(now) or future?

Examples of data files can be found in app/data/.