Widget reference

Biblium contributes 81 widgets, grouped by analysis stage. Each page documents the inputs, outputs, controls and messages.

Data input & preparation

  • Bibliographic Data — Load bibliometric data from files, OpenAlex API, or SICRIS/COBISS

  • OpenAlex Enrichment — Add OpenAlex metadata (citations, OA, topics, SDGs, refs) by DOI

  • Semantic Scholar — Enrich by DOI with S2 citations, influential cites, fields, TLDR

  • Open Access Finder — Find free full-text (PDF) for papers by DOI via OpenAlex

  • Deduplicate & Merge — Detect and remove duplicate records and merge exports from

  • Filter — Filter records with simple/compound numeric, text, regex and Bradford criteria

  • Setup Groups — Define document groups for comparative analysis

  • Text Preprocessing — Lemmatize and remove stopwords (with an extended stopword file)

Overview, counts & statistics

  • Main Information — Compute comprehensive bibliometric statistics and dataset overview

  • Bibliometric Counts — Count occurrences of entities (authors, keywords, sources, etc.) in bibliographic data

  • Bibliometric Statistics — Compute performance indicators (H-index, G-index, etc.) for bibliometric entities

  • Performance Plot — Performance plot (bar / scatter / projection) of an entity-statistics table

  • Bibliometric Laws — Analyze Lotka, Bradford, Zipf, Price, and Pareto bibliometric laws

  • Production Plot — Visualize scientific production with bar and line charts

  • Top Cited — Global and local top-cited documents

  • Reference Diversity — Shannon/Simpson/Rao-Stirling diversity of each paper

Citation analysis

Text, topics & concepts

  • Concept Builder — Create binary concept variables from keywords

  • PA Concepts — Create Public Administration paradigm indicators

  • Topic Modeling — Latent topics (LDA / NMF / LSA): top terms, coherence, doc-topic weights

  • Dynamic Topic Models — Topic evolution over time with trajectories (sequential LDA)

  • Thematic Map — Strategic diagram showing research themes by centrality and density

  • Thematic Evolution — Alluvial flow of strategic themes across time periods

  • Conceptual Drift — How the meaning/context of terms shifts over time

  • Novelty Metrics — Uzzi-style combinatorial novelty and atypicality per paper

  • Methodology Classifier — Classify paradigm, designs, data sources and methods per paper

  • Research Classifier — Keyword classification of documents by theory/framework,

  • Research Gaps — Identify under-studied (SDG/geographic/methodological/temporal) gaps

Networks

Geography, SDG & disciplines

  • Geographic Analysis — Per-country metrics (documents, citations, collaboration) with map coordinates

  • Discipline Analysis — Profile a corpus across OpenAlex domains / fields / subfields

  • SDG Identifier — Identify Sustainable Development Goals in your dataset

  • SDG Networks — Co-occurrence network of Sustainable Development Goals + bridge papers

  • SDG Drift — How the vocabulary of each SDG drifts across time windows

Groups, comparison & inference

Niche, external & output

  • Altmetrics Analysis — Analyze alternative impact metrics beyond citations

  • Open Science — Open access, data/code availability, preprints, preregistration

  • Integrity Audit — Screen for integrity red flags (tortured phrases, retractions, anomalies)

  • AI Describe — Generate a natural-language description of a table with an LLM

  • Literature Matrix — Extract structured fields from each paper into a review matrix (LLM)