paper-0053 · paper · 2009
Yehuda Koren, Robert Bell, Chris Volinsky
The Netflix-Prize-era standard for collaborative filtering.
Abstract
As the Netflix Prize competition has demonstrated, matrix factorization models are superior to classic nearest neighbor techniques for producing product recommendations, allowing the incorporation of additional information such as implicit feedback, temporal effects, and confidence levels. [OpenAlex]
Academic, score -0.1487
| Metric | Status | Value | Norm. | Weight | Contribution | Source | Confidence | License | Provenance |
|---|---|---|---|---|---|---|---|---|---|
| citation_count | present | 11683.0 | 0.052585 | 0.5 | 0.026293 | OpenAlex | high | OpenAlex, CC0 metadata | link |
| library_holdings | missing | recorded as missing, penalized by rule, never imputed | −0.1 | recorded as missing; penalized by rule, never imputed | |||||
| readership_persistence | present | 15.0 | 1.0 | 0.05 | 0.05 | OpenAlex | medium | OpenAlex, CC0 metadata | link |
| syllabus_adoptions | missing | recorded as missing, penalized by rule, never imputed | −0.125 | recorded as missing; penalized by rule, never imputed | |||||
Broad Influence, score 0.2105
| Metric | Status | Value | Norm. | Weight | Contribution | Source | Confidence | License | Provenance |
|---|---|---|---|---|---|---|---|---|---|
| citation_count | present | 11683.0 | 0.052585 | 0.2 | 0.010517 | OpenAlex | high | OpenAlex, CC0 metadata | link |
| library_holdings | missing | recorded as missing, penalized by rule, never imputed | −0.125 | recorded as missing; penalized by rule, never imputed | |||||
| readership_persistence | present | 15.0 | 1.0 | 0.4 | 0.4 | OpenAlex | medium | OpenAlex, CC0 metadata | link |
| syllabus_adoptions | missing | recorded as missing, penalized by rule, never imputed | −0.075 | recorded as missing; penalized by rule, never imputed | |||||
Governance Practitioner, score -0.2119
| Metric | Status | Value | Norm. | Weight | Contribution | Source | Confidence | License | Provenance |
|---|---|---|---|---|---|---|---|---|---|
| citation_count | present | 11683.0 | 0.052585 | 0.25 | 0.013146 | OpenAlex | high | OpenAlex, CC0 metadata | link |
| library_holdings | missing | recorded as missing, penalized by rule, never imputed | −0.15 | recorded as missing; penalized by rule, never imputed | |||||
| readership_persistence | present | 15.0 | 1.0 | 0.1 | 0.1 | OpenAlex | medium | OpenAlex, CC0 metadata | link |
| syllabus_adoptions | missing | recorded as missing, penalized by rule, never imputed | −0.175 | recorded as missing; penalized by rule, never imputed | |||||
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