{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001233},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940000917","494:4940000979","469:4690001422","466:4660004375","494:4940000932","469:4690001698","488:4880000316","469:4690001156","494:4940000980","469:4690001956","496:4960009208","472:4720004783","469:4690005872","494:4940001237","469:4690001356","496:4960009339","469:4690000789","488:4880000317","494:4940000871","469:4690005141","468:4680006590","470:4700004891","469:4690000857","469:4690000852","480:4800002631"],"twin_admin_codes":[494,494,469,466,494,469,488,469,494,469,496,472,469,494,469,496,469,488,494,469,468,470,469,469,480],"twin_sims":[0.3999347536207454,0.3987838564395489,0.3221760129717233,0.30921312272405976,0.30701039129037816,0.298012584289093,0.27667765227850283,0.26890438140347117,0.2674155235658439,0.2645619810647114,0.26399400408517165,0.26332864996283484,0.2541027109129133,0.25234729142386136,0.2472439799994812,0.24470683640692487,0.24402384709726194,0.2412195683571256,0.24096760187030292,0.2403749606272886,0.23755426524786577,0.23472083856192208,0.2334092609127113,0.2323896402543779,0.2322238169550738],"twin_dists":[0.17583047389542336,0.17610671324855312,0.19547359498664701,0.1989857301939222,0.19959082171966433,0.20208900610017513,0.2081967154226603,0.21049280445470167,0.21093724392062996,0.21179337294950218,0.21196446500561264,0.21216518272095455,0.21498184101078838,0.21552505837643135,0.21711811116731644,0.2179179631477894,0.218134192092701,0.21902612731109225,0.21910659641434677,0.21929608031299794,0.2202021220861144,0.22111934473279107,0.2215463766814383,0.22187944058554923,0.2219336982773133],"n_dims_used":45,"mean_confidence":0.9174114651150174},"coverage":{"mean_confidence":0.9174114651150174,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}