{"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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.007348032,0.0002279333,0.0003379619,0.001899307,0.001398464,0.001421441,0.0005413361,0.0006065663,0.001852755],"category_scores_gemma":[0.03256932,0.0003542168,0.0002410951,0.00184333,0.00126244,0.001836769,0.001077258,0.0009446641,0.0003785547],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007726512,"about_ca_system_score_gemma":0.001206022,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001800518,"about_ca_topic_score_gemma":0.002359849,"domain_scores_codex":[0.9944826,0.003024002,0.0004894912,0.0003019835,0.001350283,0.0003515861],"domain_scores_gemma":[0.930873,0.05164905,0.005585272,0.00180995,0.008329097,0.001753585],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0002706236,0.003972578,0.8321242,0.0004424562,0.00004976237,0.0006313154,0.1035777,0.0002814083,0.002721417,0.002363148,0.0007861988,0.05277915],"study_design_scores_gemma":[0.00005670427,0.003914944,0.8225661,0.0002872134,0.00005205005,0.0006817637,0.161381,0.002478415,0.00222188,0.000704029,0.005601402,0.00005445173],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9985939,0.00003114157,0.0002197008,0.00003188016,0.000001123864,0.00004842954,0.00001801007,0.000001093051,0.001054834],"genre_scores_gemma":[0.9988497,0.00008686617,0.0005328165,0.00003350648,0.000002873066,0.00009252643,0.00004547408,0.000001696233,0.0003544407],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.007348032,"threshold_uncertainty_score":0.03886056,"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."}}