Reveal

1. 1. Image Search API

1.1. Storify

1.2. Flickr

1.3. WikiMedia

1.4. UI

1.4.1. coverflow on images

2. 2. Visualizations

2.1. Protovis

3. 1. Named entity extraction

3.1. Wikipedia api

3.2. Freebase api

3.3. Standford Named Entity Extractor

3.4. UIUC Named Entity Extractor

3.5. Apache UIMA

4. 3. Recognizing Text Entailment

4.1. Extracted Topics in step 2

4.2. NYT Api

4.3. Other news API

5. 2. Topic Extraction

5.1. Latent Dirichilet Allocation

5.1.1. Gensim/Python

6. 4. Faceted Search

6.1. Solr/Java

6.2. Whoosh/Python

7. 5. crowd source tagging