{"id":"W2109070640","doi":"10.3102/0034654310393361","title":"What Forty Years of Research Says About the Impact of Technology on Learning","year":2011,"lang":"en","type":"article","venue":"Review of Educational Research","topic":"Online and Blended Learning","field":"Social Sciences","cited_by":993,"is_retracted":false,"has_abstract":true,"ca_institutions":"Concordia University","funders":"","keywords":"Meta-analysis; Random effects model; Psychology; Mathematics education; Affect (linguistics); Distribution (mathematics); Computer science; Statistics; Econometrics; 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":[0.08893476,0.002135223,0.01176049,0.01183908,0.001132768,0.009686606,0.003077707,0.004934366,0.004201416],"category_scores_gemma":[0.2056652,0.002052197,0.02070292,0.01042803,0.003773651,0.01000873,0.003169767,0.004737122,0.0009643399],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.003695619,"about_ca_system_score_gemma":0.007246791,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.003855539,"about_ca_topic_score_gemma":0.005145652,"domain_scores_codex":[0.9530265,0.02648195,0.009269015,0.004094083,0.006270781,0.000857554],"domain_scores_gemma":[0.7274188,0.2281686,0.01996975,0.01120249,0.01185775,0.001382561],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"systematic_review","study_design_gemma":"systematic_review","study_design_scores_codex":[0.003472418,0.0002432653,0.01126369,0.3843564,0.2617757,0.0003051351,0.003996961,0.001763061,0.00323725,0.006649015,0.009891765,0.3130454],"study_design_scores_gemma":[0.001095968,0.002936511,0.02719804,0.3299083,0.5124792,0.0008223641,0.004507164,0.0008506112,0.002886542,0.03299101,0.08388931,0.0004350708],"study_design_candidate":"systematic_review","study_design_consensus":"systematic_review","genre_codex":"review","genre_gemma":"review","genre_scores_codex":[0.006768782,0.9769792,0.003893152,0.007561001,0.002667628,0.00015288,0.0006011914,0.00006528771,0.001310894],"genre_scores_gemma":[0.1382448,0.833756,0.009540689,0.0121444,0.003537648,0.0009203844,0.0009002614,0.0001190596,0.0008367777],"genre_candidate":"review","genre_consensus":"review","teacher_disagreement_score":0.08893476,"threshold_uncertainty_score":0.4703376,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.2644515943384695,"score_gpt":0.5786285032606233,"score_spread":0.3141769089221538,"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."}}