{"meta":{"page":1,"per_page":50,"max_per_page":100,"total":3,"total_is_capped":false,"direct_labels_cover":0,"predictions_cover":3,"direct_label_status":"direct model label, unvalidated","prediction_status":"machine_predicted_unvalidated (Codex and Gemma teacher distillation)","score_status":"score_only:v0-immature-baseline (scores rank; they never assert a category)","snapshot":{"source":"OpenAlex, pinned release, all 482 partitions","release":"2026-06-24","frame_built":"2026-07-12","author_layer_release":"2026-06-26"},"query_hash":"6a9e26ea41cd","filters":{"venue":"Proceedings of SPE Hydrocarbon Economics and Evaluation Symposium"}},"results":[{"id":"W4230627304","doi":"10.2523/106850-ms","title":"Worldwide Coalbed Methane Overview","year":2007,"lang":"en","type":"article","venue":"Proceedings of SPE Hydrocarbon Economics and Evaluation Symposium","topic":"Coal Properties and Utilization","field":"Engineering","cited_by":6,"is_retracted":false,"has_abstract":true,"routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true},"ca_institutions":"","funders":"","keywords":"Coalbed methane; China; Coal; Fossil fuel; Legislation; Geology; Competition (biology); Mining engineering; Business; Petroleum engineering; Natural resource economics; Engineering; Geography; Coal mining; Economics; Political science","authors":[{"name":"Alex Chakhmakhchev","is_ca":false}],"retraction":null,"screen_n_in":null,"score":{"opus":0.02355963949784099,"gpt":0.2428432253707187,"spread":0.2192835858728777,"validation_status":"score_only:v0-immature-baseline"},"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.000465528,0.001006336,0.0002892951,0.005305844,0.0005499937,0.001725653,0.0007949822,0.0008915587,0.0689384],"category_scores_gemma":[0.0005906795,0.0002508092,0.0003121917,0.009133402,0.0002422421,0.00216878,0.001710937,0.0007513192,0.01961766],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001096943,"about_ca_system_score_gemma":0.002298501,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.008437249,"about_ca_topic_score_gemma":0.01281807,"domain_scores_codex":[0.9997475,0.00001827599,0.00001877456,0.00003790265,0.0001106553,0.00006694252],"domain_scores_gemma":[0.9995964,0.00003475853,0.00006844502,0.00002326636,0.0001676005,0.0001094939],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"design_other","study_design_gemma":"observational","study_design_scores_codex":[0.0001481704,0.00006202671,0.004519702,0.003024791,0.00003211943,0.0003077421,0.0001138227,0.001063294,0.001781719,0.01376228,0.3348589,0.6403254],"study_design_scores_gemma":[0.000002577103,0.00001911741,0.004365158,0.0004716705,0.000006553106,0.0002015774,0.0001394347,0.0001098801,0.0003501346,0.0007611973,0.9935648,0.000007957363],"study_design_candidate":"observational","study_design_consensus":null,"genre_codex":"other","genre_gemma":"review","genre_scores_codex":[0.01454491,0.2938662,0.006601902,0.01521953,0.005651922,0.0002383109,0.03022482,0.002893687,0.6307588],"genre_scores_gemma":[0.1272251,0.3622745,0.006765093,0.005314099,0.003053996,0.0002830165,0.07925097,0.0009336594,0.4148996],"genre_candidate":"review","genre_consensus":null,"teacher_disagreement_score":0.0689384,"threshold_uncertainty_score":0.2306219,"prediction_status":"machine_predicted_unvalidated"},"labels":[],"label_agreement":null},{"id":"W4237778330","doi":"10.2523/81998-ms","title":"Economics of Nigerian Marginal Oil Fields","year":2003,"lang":"en","type":"article","venue":"Proceedings of SPE Hydrocarbon Economics and Evaluation Symposium","topic":"Capital Investment and Risk Analysis","field":"Economics, Econometrics and Finance","cited_by":5,"is_retracted":false,"has_abstract":true,"routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false},"ca_institutions":"University of Alberta","funders":"","keywords":"Net present value; Discounted cash flow; Profitability index; Cash flow; Present value; Investment (military); Marginal cost; Economics; Marginal value; Economic risk; Economic analysis; Oil field; Internal rate of return; Finance; Actuarial science; Engineering; Petroleum engineering; Production (economics); Microeconomics; Agricultural economics","authors":[{"name":"Oluropo Ayodele","is_ca":true},{"name":"Frimpong Samuel","is_ca":true}],"retraction":null,"screen_n_in":null,"score":{"opus":0.02254830574397759,"gpt":0.2162124158788181,"spread":0.1936641101348405,"validation_status":"score_only:v0-immature-baseline"},"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0004750757,0.000086908,0.00009943735,0.0004448061,0.0006145164,0.001443785,0.0001628882,0.000381855,0.003076094],"category_scores_gemma":[0.00112613,0.0001088606,0.0001032562,0.0002140671,0.001303043,0.001156776,0.000685774,0.0004527862,0.0001031058],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002522302,"about_ca_system_score_gemma":0.001619448,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.004968941,"about_ca_topic_score_gemma":0.005919933,"domain_scores_codex":[0.9996903,0.0001001308,0.00001126097,0.00002249713,0.00009297099,0.00008290362],"domain_scores_gemma":[0.999651,0.000118968,0.0000883305,0.00001796029,0.00006532279,0.00005848008],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0001048572,0.00004589457,0.009707257,0.00006350197,0.00000671194,0.0009177898,0.0005287838,0.01627252,0.001648166,0.9455958,0.001240922,0.02386782],"study_design_scores_gemma":[0.00005732274,0.0002733586,0.06479124,0.0004034943,0.00002112052,0.002433324,0.006318334,0.04598654,0.002675036,0.7221399,0.1548209,0.00007958202],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7993307,0.003076196,0.0140829,0.004960157,0.00003966835,0.0001043288,0.0001328334,0.00001342555,0.1782598],"genre_scores_gemma":[0.9911584,0.0006768036,0.0007550074,0.00006588171,0.000008553787,0.0000199843,0.00001140371,0.000001666137,0.007302383],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004968941,"threshold_uncertainty_score":0.01830071,"prediction_status":"machine_predicted_unvalidated"},"labels":[],"label_agreement":null},{"id":"W4231286662","doi":"10.2523/94630-ms","title":"Simple Thermal Efficiency Parameter as an Economic Indicator for SAGD Performance","year":2005,"lang":"en","type":"article","venue":"Proceedings of SPE Hydrocarbon Economics and Evaluation Symposium","topic":"Reservoir Engineering and Simulation Methods","field":"Engineering","cited_by":3,"is_retracted":false,"has_abstract":true,"routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true},"ca_institutions":"University of Alberta","funders":"","keywords":"Citation; Simple (philosophy); Computer science; Search engine; Information retrieval; Operations research; Library science; Algorithm; Mathematics","authors":[{"name":"H. Shin","is_ca":true},{"name":"M. Polikar","is_ca":true}],"retraction":null,"screen_n_in":null,"score":{"opus":0.01642675525585553,"gpt":0.266330924875308,"spread":0.2499041696194525,"validation_status":"score_only:v0-immature-baseline"},"prediction":{"model_version":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.00255636,0.0008590528,0.0007241022,0.005466728,0.0003561548,0.002617585,0.0008102654,0.0009342266,0.005978074],"category_scores_gemma":[0.00767407,0.0003539258,0.0008850115,0.004845247,0.0007555211,0.001799509,0.001226624,0.0007436962,0.002060116],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002415757,"about_ca_system_score_gemma":0.0008000348,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.00386412,"about_ca_topic_score_gemma":0.006342584,"domain_scores_codex":[0.9962366,0.0006472339,0.0002546649,0.000222082,0.00242909,0.0002102947],"domain_scores_gemma":[0.9947102,0.00173653,0.0009142578,0.0004560853,0.00192212,0.0002607205],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.001474426,0.0006198657,0.408086,0.001479752,0.000726637,0.0008290564,0.0004554543,0.2320411,0.06236595,0.02728735,0.02952756,0.2351068],"study_design_scores_gemma":[0.00009123093,0.00124212,0.5638658,0.0002883328,0.0003661881,0.0007336448,0.001359277,0.2506773,0.1093256,0.01718128,0.05438711,0.0004822099],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.6977227,0.002097667,0.1235358,0.001097133,0.0003367286,0.0009032099,0.01360126,0.001362098,0.1593434],"genre_scores_gemma":[0.9782456,0.0003599359,0.009700104,0.00004636809,0.00002362104,0.0001451292,0.002397047,0.0001172863,0.008964852],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.005978074,"threshold_uncertainty_score":0.01999867,"prediction_status":"machine_predicted_unvalidated"},"labels":[],"label_agreement":null}]}