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Elon Musk announced two major changes to X's timeline recommendations: a new AI ranking model that better predicts time spent, and a retrieval model trained to surface posts users read to completion, driving user active seconds to all-time highs.
This paper introduces MoganColBERT-TR, a late-interaction multi-vector retrieval model for Turkish, which achieves competitive zero-shot performance on Turkish BEIR datasets through distillation training from previous encoders.
EVIE-Preview-4.5B is a state-of-the-art multilingual Visual Document Retrieval model from Tencent that uses ColBERT-style late interaction and achieves leading performance on ViDoRe benchmarks with 128-dimensional token embeddings.