Search Technologies

https://en.wikipedia.org/wiki/User_intent
https://en.wikipedia.org/wiki/Enterprise_search
https://en.wikipedia.org/wiki/Natural_language_processing

https://en.wikipedia.org/wiki/Statistical_classification
https://en.wikipedia.org/wiki/Precision_and_recall
Discovery
https://en.wikipedia.org/wiki/Ranking_(information_retrieval)

https://en.wikipedia.org/wiki/Apache_Nutch
https://en.wikipedia.org/wiki/Storm_(event_processor)
https://en.wikipedia.org/wiki/Apache_Spark
https://en.wikipedia.org/wiki/Incremental_search
https://en.wikipedia.org/wiki/Spelling_suggestion

https://en.wikipedia.org/wiki/Face_detection
Image Classification

https://en.wikipedia.org/wiki/Deep_learning
https://en.wikipedia.org/wiki/Conceptual_dictionary
https://en.wikipedia.org/wiki/Lemmatisation
https://en.wikipedia.org/wiki/Stemming

https://en.wikipedia.org/wiki/Faceted_classification

https://en.wikipedia.org/wiki/3D_pose_estimation
https://en.wikipedia.org/wiki/Elasticsearch