{"id":"W3195887030","doi":"10.32920/ryerson.14665932.v1","title":"Comparative life cycle assessment: ground source heat pump system versus gas furnace and air conditioner system","year":2021,"lang":"en","type":"preprint","venue":"","topic":"Geothermal Energy Systems and Applications","field":"Energy","cited_by":5,"is_retracted":false,"has_abstract":true,"ca_institutions":"Toronto Metropolitan University; York University","funders":"","keywords":"Heat pump; Air conditioning; Environmental science; Life-cycle assessment; Environmental impact assessment; Engineering; Waste management; Environmental engineering; Environmental economics; Process engineering; Mechanical engineering; Heat exchanger; Economics; Ecology","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":["metaepi_narrow"],"consensus_categories":[],"category_scores_codex":[0.0002886926,0.0006050772,0.001157503,0.0001271213,0.0004318643,0.0004030881,0.0003546369,0.0004852273,0.0003162901],"category_scores_gemma":[0.00000795761,0.0005619035,0.0002418996,0.0001982027,0.0001239704,0.000156915,0.0005471027,0.0005783754,0.0001471361],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.000560549,"about_ca_system_score_gemma":0.0002688353,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.03646179,"about_ca_topic_score_gemma":0.001711124,"domain_scores_codex":[0.9967734,0.0004103651,0.0008351854,0.001036093,0.0004978824,0.0004471359],"domain_scores_gemma":[0.9977238,0.0002211247,0.0003605433,0.00101102,0.000291681,0.0003918911],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"simulation_or_modeling","study_design_scores_codex":[0.00003388449,0.00009375582,0.00003278186,0.001153651,0.0008325268,0.00002185118,0.0007471251,0.7906287,0.0003074899,0.2058285,0.0002234344,0.00009633778],"study_design_scores_gemma":[0.004645812,0.000137159,0.003599948,0.00276966,0.0007702537,0.0002562497,0.1260367,0.815468,0.0007672472,0.00008826888,0.04311294,0.002347705],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.7521744,0.000793179,0.01098034,0.0004153773,0.001452966,0.0007981628,0.0001057788,0.0006473553,0.2326325],"genre_scores_gemma":[0.9943262,0.00002126191,0.0005904437,0.00007931697,0.0005699673,0.0007269224,0.0005543516,0.00008139915,0.003050103],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.2421519,"threshold_uncertainty_score":0.9996833,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02696311501388782,"score_gpt":0.2772536480824072,"score_spread":0.2502905330685193,"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."}}