Boost Semantic Search on RM-14k with Open-Status Classifier

Researchers and data scientists often waste hours sifting through thousands of academic papers to find the few that are truly relevant for a new project. Manual keyword searches miss semantic connections, and evaluating whether a model correctly predicts a paper’s status (open or closed) requires extra coding and visualization steps that slow down experimentation. Without a quick way to measure similarity between documents, teams cannot spot duplicate work or identify emerging trends, and they lack a straightforward baseline for comparing more complex models.

A practical solution is to turn paper abstracts into dense vectors with a pretrained sentence‑transformer model, then use cosine similarity to retrieve the top‑k most related items for any query. This semantic search surfaces papers that share meaning even when they do not share exact terms. Next, train a simple logistic‑regression classifier on the same embeddings to predict the open‑status label; the model is fast, interpretable, and provides a strong baseline (balanced class weighting, sufficient iterations). Evaluate the classifier with a classification report and a row‑normalized confusion matrix plotted in a few lines of code, giving immediate insight into per‑class performance. Finally, compute the pairwise similarity matrix, zero out the diagonal, and extract the most similar pair to spot near‑duplicate records or potential data leaks.

By combining embedding‑based search, a lightweight classifier, and clear diagnostic plots, teams can cut literature review time, validate models rapidly, and focus on higher‑value analysis instead of boilerplate code.

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