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First ACM International Conference on Web Search and Data Mining - WSDM 2008

An Experimental Comparison of Click Position-Bias Models

author: Nick Craswell, Microsoft Research

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*Slides*
0:00	An Experimental Comparison of Click Position-Bias Models
0:23	Position Bias
1:32	Summary
2:03	A. HYPOTHESES
2:05	Hypothesis 1: No Bias
3:44	Hypothesis 2: Blind Clicks
5:00	Hypothesis 3: Examination
5:56	Hypothesis 4: Cascade
7:13	Cascade Model Example
8:06	B. DATA COLLECTION
8:09	Flipping Adjacent Results
10:01	Our Dataset
11:57	Blind-Click & Examination Hypoteses Are 'Broken'
13:26	Non-Hypotesis: 'Logistic'
14:22	Measurement
15:08	C. RESULTS
15:11	Main Results
15:58	Results by Rank
17:05	Flip at x - graphs
17:53	Cascade Errors
18:39	D. Conclusions + Future Work
20:24	Thank you

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