boss open hack day, bangalore

Open Hack Day 2009 - Bangalore

Chris Heilmann Saurabh Sahni

Build your Own Search Service

http://www.slideshare.net/saurabhsahni/

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Outline

•  Search engines using BOSS •  About BOSS API

–  What? –  Why? –  Features

•  How to use it –  BOSS API –  Code example –  BOSS Mashup framework

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Search engines using BOSS

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hakia: http://hakia.com/

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Cluuz: http://cluuz.com

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Keyword finder - http://keywordfinder.org/

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askBOSS: http://ask-boss.appspot.com/

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About BOSS API

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What?

•  Open Yahoo’s core search features via web services to let 3rd parties revolutionize Search

http://developer.yahoo.com/search/boss

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Usage

Opening the search technology stack

50B pages * 20ms page download = 31 years

CRAWL

EXTRACT

SPAM <-> Gold

Analyze

Index

Rank Assist

Index

Web Map

Retrieve

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Usage

Opening the search technology stack


CRAWL

EXTRACT

SPAM <-> Gold

Analyze

Index

Rank Assist

Index

Web Map

Retrieve

WEB API

Your App here

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Why?

•  Removes entry barriers •  Asset to Innovate

–  Develop new relevance models –  Change presentation style

•  Search anywhere –  Improve Vertical Quality w/ Web comprehensiveness

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BOSS API features

•  No branding or attribution •  Ability to change presentation stlye •  Ability to re-order results and blend-in additional content •  Access to multiple verticals (web search, image, news) •  Keyword suggestions, spell checks •  Semantic data, in-links, abstracts •  Ability to monetize

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How to use it?

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Get Started

•  Register for an application id http://developer.yahoo.com/wsregapp/

•  Documentation http://developer.yahoo.com/search/boss/boss_guide/

•  Code samples: Javascript, PHP and Python http://www.saurabhsahni.com/boss-examples.zip

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BOSS API

Searching Slumdog Millionaire

(Source: http://en.wikipedia.org/wiki/File:Slumdog_Millionaire_poster.jpg)

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BOSS API

•  Search for slumdog millionaire: – http://boss.yahooapis.com/ysearch/web/v1/slumdog+millionaire?appid=xyz&format=xml

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BOSS API: XML response

http://boss.yahooapis.com/ysearch/web/v1/slumdog+millionaire?appid=xyz&format=xml

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Site Restrict Search

•  Search for slumdog millionaire on selected movie sites –  Add param sites=indiatimes.com,movies.yahoo.com,imdb.com –  http://boss.yahooapis.com/ysearch/web/v1/slumdog

+millionaire?appid=xyz&sites=indiatimes.com%2Cmovies.yahoo.com&format=xml

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http://boss.yahooapis.com/ysearch/web/v1/slumdog+millionaire? appid=xyz&sites=indiatimes.com%2Cmovies.yahoo.com&format=xml

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Search images

•  http://boss.yahooapis.com/ysearch/images/v1/slumdog +millionaire?dimensions=large

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http://boss.yahooapis.com/ysearch/images/v1/ slumdog +millionaire

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Search News

•  http://boss.yahooapis.com/ysearch/news/v1/slumdog +millionaire?age=15d

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http://boss.yahooapis.com/ysearch/news/v1/ slumdog + millionaire?age=15d

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Movie Search Code Example

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Movie Search Code Example

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http://www.saurabhsahni.com/boss-examples.zip

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More with BOSS API

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Related keywords

Add parameter view=keyterms –  http://boss.yahooapis.com/ysearch/web/v1/slumdog

+millionaire?appid=xyz&view=keyterms&format=xml

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http://boss.yahooapis.com/ysearch/web/v1/slumdog +millionaire?appid=xyz&view=keyterms&format=xml

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•  Access structured data acquired through SearchMonkey

Semantic Data

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Semantic Data

view=searchmonkey_feed view=searchmonkey_rdf

http://developer.yahoo.com/search/boss/stuctureddata.html

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http://boss.yahooapis.com/ysearch/web/v1/slumdog +millionaire?appid=xyz& view=searchmonkey_feed&format=xml

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Long abstracts

•  Add parameter abstract=long –  get up to 300 characters instead of 130

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Spell Check

http://boss.yahooapis.com/ysearch/spelling/v1/milionare?format=xml

Response

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BOSS Search API REST Interface

•  {query}: term to look for (url-encoded) •  {vert} := {web, news, images, spelling} •  @ required

–  appid

•  @ optional –  start, count, lang, region, format, callback, sites, view

http://boss.yahooapis.com/ysearch/{vert}/v1/{query}

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Site Explorer

•  Get page inlinks –  http://boss.yahooapis.com/ysearch/se_inlink/v1/{URL}

?appid={APPID}

•  Page data: collection of subpages in a domain –  http://boss.yahooapis.com/ysearch/se_pagedata/v1/{URL}

?appid={APPID}

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BOSS Mashup Framework

•  Python (v2.5+) library

•  BOSS Search SDK plus …

•  SQL for remixing arbitrary XML/JSON sources

http://developer.yahoo.com/search/boss/mashup.html

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BMF + Google App Engine

•  Enhanced version of BMF to GAE platform

•  http://zooie.wordpress.com/2008/08/04/yahoo-boss-google-app-engine-integrated/

•  Enables quick deployment of BOSS applications online

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More BOSS Implementations

•  http://mashable.com/boss/ •  http://delicious.com/tag/bossmashup •  Add yours by tagging it with “bossmashup” on Del.icio.us!

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One more thing…

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BOSS Custom

Usage


CRAWL

EXTRACT

SPAM <-> Gold

Analyze

Index

Retrieve

Rank Assist

Web Map

WEB API

Your App here

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Questions?

Thank You

More: http://developer.yahoo.com/search/boss/

Slides: http://www.slideshare.net/saurabhsahni/

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Appendix

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http://www.yahoo.com

Search UI Templates are Included in the BOSS Mashup Framework

BOSS Mashup Framework simplifies aggregating and presenting multiple data sources

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BMF Features

•  select, group, sort, union, joins, udfs, where •  Text normalization and duplicate removal •  Auto-transformation of resource-oriented API results

into tables w/o parsing •  All-in-memory storage and retrieval operations •  Ability to join lists of tables via an arbitrary predicate

function (map-like)

•  Search UI template framework •  Single search function provides total access to

BOSS REST API

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BOSS in Academic Research

•  The biggest dataset available on web •  Very useful for Web-mining research experiments

–  Natural language processing –  Semantic extraction –  Related keywords –  Similarity detection –  Clustering algorithms –  Spelling corrections

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