{"id":"W3203917633","doi":"10.3389/fpsyg.2021.737882","title":"Negative Perception of the COVID-19 Pandemic Is Dropping: Evidence From Twitter Posts","year":2021,"lang":"en","type":"article","venue":"Frontiers in Psychology","topic":"Misinformation and Its Impacts","field":"Social Sciences","cited_by":21,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"National Institute on Aging; Conselho Nacional de Desenvolvimento Científico e Tecnológico","keywords":"Pandemic; Coronavirus disease 2019 (COVID-19); Perception; Psychology; Social media; Sentiment analysis; 2019-20 coronavirus outbreak; Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2); Social psychology; World Wide Web; Medicine; Computer science; Virology","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["insufficient_payload"],"consensus_categories":[],"category_scores_codex":[0.0005038381,0.00006758481,0.000144659,0.00007215689,0.0001326239,0.00002058517,0.0002769103,0.0001525196,0.001523387],"category_scores_gemma":[0.001564219,0.00005538051,0.0000581662,0.000411332,0.0003591187,0.0002314839,0.00003543276,0.0001694158,0.00002823747],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001707038,"about_ca_system_score_gemma":0.0002951659,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001088868,"about_ca_topic_score_gemma":0.0004368196,"domain_scores_codex":[0.9986633,0.0005034934,0.0002365458,0.0001778546,0.0002272109,0.0001915943],"domain_scores_gemma":[0.9993156,0.000130467,0.0001364285,0.0002507291,0.00006997419,0.00009680792],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00004680155,0.0000273416,0.3906036,0.000005924377,0.0000161356,0.000002004885,0.2833091,0.0000036727,0.000821075,0.00006479527,0.3114099,0.01368967],"study_design_scores_gemma":[0.001242009,0.00004807114,0.6958515,0.0001142351,0.00002225582,0.000009279448,0.1404968,0.0001299662,0.0001552049,0.03294305,0.1287483,0.0002392737],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9269399,0.0004671129,0.01737344,0.0369004,0.003083152,0.0002317197,0.00001619917,0.0000280828,0.01495998],"genre_scores_gemma":[0.9599586,0.0009950942,0.002576448,0.03545228,0.00009299556,0.000002461514,0.000003673983,0.000004764162,0.0009136473],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.3052479,"threshold_uncertainty_score":0.9993894,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.113203830897532,"score_gpt":0.419321475283593,"score_spread":0.306117644386061,"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."}}