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Pubtrends changelog

Here you can see the full list of changes between each release.

Version 1.0

Released on June 29, 2023

  • All search results are saved permanently
  • Use different sparse graphs for embeddings and visualization
  • Use kNN induced graph to create sparse graph
  • Tweaked analysis parameters for better clusters extraction
  • Updated libraries

Version 0.23

Released on May 10, 2023

  • Cleanup tasks cache - removed lru_ttl_cache_with_callback
  • Don't use fasttext model, it requires lots of memory without significant improvements
  • Docker base image updated to Ubuntu 22.04 LTS

Version 0.22

Released on Aug 23, 2022

  • Updated Semantic Scholar database to version 2022-05-01
  • Reworked Semantic Scholar database structure and indexes for faster loading and updates
  • Added size selector in network view - size encodes number of citations or centrality of the paper
  • Don't show feedback message form for predefined examples
  • Small bugfixes in numbers extracting functionality
  • Better tests on Kotlin-based database uploading and Python-based analysis
  • Updated libraries versions to support MacBook aarch64 architecture

Version 0.21

Released on Jan 25, 2022

  • Updated PubMed database to the version 2022
  • Updated pubtrends.net config to use nginx
  • Improved single paper analysis - pay more attention to paper own keywords/citations while expanding by references
  • Show papers graph for single-paper analysis
  • Fixed issues with missing references for fresh papers

Version 0.20

Released on Nov 18, 2021

  • Use pretrained fasttext model by Facebook for words embeddings
  • Reworked text preprocessing - don't ignore non-ascii characters
  • Optimize memory consumption for workers

Version 0.19

Released on Oct 10, 2021

  • Use combined text and graph embeddings for papers analysis
  • Get rid of citations graph visualization
  • Disabled zoom out functionality, reworked execution
  • Fixed review generation functionality
  • Reduced default font size
  • Various other bugfixes

Version 0.18

Released on Oct 5, 2021

  • Support Pubmed search syntax including AND, OR, etc.
  • Show analysis results as downloadable html files
  • Reworked single paper analysis with single background task
  • Small fixes

Version 0.17

Released on Aug 10, 2021

  • Improved topics descriptions based on cosine similarities
  • Use similarity and clustering parameters according to the nature reviews benchmark, see https://dl.acm.org/doi/10.1145/3459930.3469501
  • Papers filtering in graph representation based on specific fields
  • Show topics centers and tags in interactive viewer
  • Small updates and bugfixes

Version 0.16

Released on May 24, 2021

  • Use graph embeddings for detecting similar papers
  • Improved papers graph visualization in tSNE coordinates of embeddings
  • Identify groups of similar authors
  • Small updates and bugfixes

Version 0.15

Released on April 9, 2021

  • Removed Neo4j DB backend

Version 0.14

Released on April 7, 2021

  • Reworked results page
  • Show joint topics and keyword diagram
  • Bugfixes

Version 0.13

Released on March 28, 2021

  • Analyze list of papers
  • Improved papers search - combine pharases with terms search
  • Bugfixes

Version 0.12

Released on March 1, 2021

  • Improved graph visualization - highlight nodes according to filter string on the fly
  • Improved topics description - avoid similar terms in topics descriptions
  • Modified similarity between papers - use log for bibcoupling and co-citations to make all features the same magnitude

Version 0.11

Released on February 12, 2021

  • Model from the paper Automatic generation of reviews of scientific papers is deployed.
    It collects a set of sentences from top cited papers abstracts with the highest probability to be included in a real review
  • Feedback frontend code cleanup
  • Export results
  • Configure additional features from config file

Version 0.10

Released on November 22, 2020

  • Redesign of main page
  • Add dedicated on-site webpage with example search description
  • HTTPS supported
  • Add Google Analytics code during building
  • robots.txt and sitemap.xml

Version 0.9

Released on October 22, 2020

  • Support for feedback collecting
  • Changed expand logic: keep total citation count the same magnitude
  • Small Bugfixes

Version 0.8

Released on September 24, 2020

  • Extract numbers from texts of abstracts
  • Small Bugfixes

Version 0.7

Released on September 1, 2020

  • Reworked DB backends (default is postgres)
  • Optimized most cited search for postgres
  • Support MESH terms and keywords for Pubmed
  • Expand queries when small number of papers can be found by direct search
  • Show keywords and MESH terms in paper info
  • Bugfixes and improvements

Version 0.6

Released on August 8, 2020

  • Reworked topics extraction based on the smallest communities of Louvain algorithm
  • Removed limitation of 20 topics
  • Show highly similar papers between topics in structure graph
  • Bugfixes

Version 0.5

Released on May 3, 2020

  • Export to csv functionality for papers list
  • Reworked logging and configuration files lookup
  • Initial user management
  • Admin interface with visits, searches statistics and requests word cloud

Version 0.4

Released on April 27, 2020

  • Search by DOI supported
  • Show DOI information for single and multiple papers
  • Fixes in papers expand

Version 0.3

Released on Mar 20, 2020

  • Introduced cytoscape based views for citations / structure graphs
  • Hybrid citations based: citations based, co-citations and bibliographic coupling.
  • Use TF-IDF for topics description

Version 0.2

Released on January 9, 2020

  • Switched to Neo4j instead of PostgreSQL

Version 0.1

Released on July 25, 2019

  • Docker-compose deployment
  • Semantic Scholar and Pubmed supported
  • Initial release