{"id":"W4299914004","doi":"10.4018/jossp.2011010101","title":"An Empirical Study of Open Source Software Usability","year":2011,"lang":"en","type":"article","venue":"International Journal of Open Source Software and Processes","topic":"Open Source Software Innovations","field":"Computer Science","cited_by":21,"is_retracted":false,"has_abstract":true,"ca_institutions":"Western University","funders":"","keywords":"Usability; Learnability; Computer science; Usability engineering; Empirical research; Usability goals; Popularity; Web usability; Usability lab; Attractiveness; Cognitive walkthrough; System usability scale; Human–computer interaction; World Wide Web; Psychology; Mathematics","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow","scholarly_communication","open_science"],"consensus_categories":[],"category_scores_codex":[0.001851344,0.0003290826,0.0006759845,0.0004072608,0.0002789487,0.001863176,0.01164107,0.0001223179,0.0001940752],"category_scores_gemma":[0.002135902,0.0002821959,0.00009073163,0.001002502,0.0002078032,0.006455619,0.003668013,0.0004506361,0.00000899968],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00007842774,"about_ca_system_score_gemma":0.0008584538,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0007823415,"about_ca_topic_score_gemma":0.0001579712,"domain_scores_codex":[0.9962277,0.0002907018,0.00140054,0.0006340483,0.00113499,0.0003119823],"domain_scores_gemma":[0.9929029,0.0006562046,0.001404223,0.000772456,0.003988431,0.0002757795],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0003901725,0.003615354,0.8331544,0.00006880004,0.000394526,0.00007421352,0.03545849,0.0002066081,0.00002279998,0.0001590035,0.001160797,0.1252948],"study_design_scores_gemma":[0.01567223,0.01425293,0.7804838,0.001471277,0.0004602833,0.003013632,0.03206195,0.0005965127,0.005112363,0.04889398,0.09474419,0.003236895],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.566506,0.000120396,0.4317826,0.0003622663,0.0003173551,0.0005680596,0.00001577177,0.00008054481,0.0002469626],"genre_scores_gemma":[0.8691198,0.00001927761,0.1298485,0.0005981274,0.0001399141,0.0000276638,0.000005876366,0.00003774359,0.0002031742],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3026138,"threshold_uncertainty_score":0.999963,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.07661277007635423,"score_gpt":0.3792355860652236,"score_spread":0.3026228159888693,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}