Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.
APA4ort.xyz Knowledge Graph. (2026). User profile as a bridge in cross-domain recommender systems for sparsity reduction. Retrieved May 24, 2026, from https://4ort.xyz/entity/user-profile-as-a-bridge-in-cross-domain-recommender-systems-for-sparsity-reduction
MLA“User profile as a bridge in cross-domain recommender systems for sparsity reduction.” 4ort.xyz Knowledge Graph, 4ort.xyz, 24 May. 2026, https://4ort.xyz/entity/user-profile-as-a-bridge-in-cross-domain-recommender-systems-for-sparsity-reduction.
BibTeX@misc{4ortxyz_user-profile-as-a-bridge-in-cross-domain-recommender-systems-for-sparsity-reduction_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{User profile as a bridge in cross-domain recommender systems for sparsity reduction}}, year = {2026}, url = {https://4ort.xyz/entity/user-profile-as-a-bridge-in-cross-domain-recommender-systems-for-sparsity-reduction}, note = {Accessed: 2026-05-24}}
LLM promptAccording to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): User profile as a bridge in cross-domain recommender systems for sparsity reduction — https://4ort.xyz/entity/user-profile-as-a-bridge-in-cross-domain-recommender-systems-for-sparsity-reduction (retrieved 2026-05-24)
