{"id":"W7116694327","doi":"10.18280/mmep.121124","title":"A Free Online Tool for the Design of Borehole Heat Exchanger Fields in Geothermal Heat Pump Applications at 10 and 25-Year Horizons","year":2025,"lang":"en","type":"article","venue":"Mathematical Modelling and Engineering Problems","topic":"Geothermal Energy Systems and Applications","field":"Energy","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"","funders":"","keywords":"Heat exchanger; Borehole; Heat pump; Geothermal gradient; Geothermal energy; Geothermal heating","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":true,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0002147318,0.0001345035,0.0002195269,0.00006387696,0.00008327344,0.0000230049,0.000128354,0.00009862681,0.00001706495],"category_scores_gemma":[0.0000208522,0.0001006745,0.00004018454,0.0001314036,0.0000377053,0.00002866774,0.00006102966,0.00008909091,0.000001344397],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.00001765773,"about_ca_system_score_gemma":0.000008713766,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002968751,"about_ca_topic_score_gemma":0.00003605988,"domain_scores_codex":[0.9992395,0.0000111259,0.000296792,0.0001876404,0.00007006704,0.0001948495],"domain_scores_gemma":[0.9992346,0.0003847701,0.0000194463,0.0002963137,0.00002829741,0.00003654036],"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":[0.000006772846,0.00004895195,0.000005517327,0.0003609291,0.00002365604,6.870206e-8,0.0001833226,0.8967596,0.0007863437,0.1014628,0.0000236471,0.0003383421],"study_design_scores_gemma":[0.000349048,0.00002579202,0.0000263481,0.000164958,0.00002661923,0.000001983872,0.00003026839,0.9807007,0.000212395,0.01358941,0.004767353,0.0001051332],"study_design_candidate":"simulation_or_modeling","study_design_consensus":"simulation_or_modeling","genre_codex":"methods","genre_gemma":"empirical","genre_scores_codex":[0.03618067,0.0006528848,0.9617235,0.0004921234,0.00001527434,0.0006109575,0.00002356641,0.00004919558,0.0002518317],"genre_scores_gemma":[0.9729526,0.0001572217,0.02344008,0.00003747745,0.00006265826,0.001625797,0.00001150875,0.00003813852,0.001674507],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.9382834,"threshold_uncertainty_score":0.4105389,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02336649515898242,"score_gpt":0.2213123687306316,"score_spread":0.1979458735716491,"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."}}