{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013031","490:4900013241","490:4900012888","490:4900013096","490:4900013097","490:4900012694","490:4900012538","490:4900013207","490:4900013208","490:4900012890","490:4900013273","490:4900013101","490:4900013270","490:4900013068","490:4900012410","490:4900012885","490:4900012830","487:4870001170","490:4900012476","490:4900012488","490:4900012992","487:4870000995","490:4900013102","490:4900013246","490:4900012941"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,487,490,490,490],"twin_sims":[0.33237769769050174,0.3108860415996639,0.2996096195951483,0.28545628616204083,0.21985784375094775,0.19395372796460197,0.18583289993830127,0.1678842747458468,0.1577153181986015,0.1461617678678423,0.1447324937043675,0.14376486146170853,0.14042405022350024,0.13972016500458068,0.12377847237575411,0.11719776081419322,0.11548423141056273,0.11210148418914413,0.11169008668880728,0.10968416813909702,0.10888167493674145,0.10623213130418904,0.1045743436336714,0.10043042205560455,0.10017672819941036],"twin_dists":[0.19276483240217393,0.1985278303199208,0.20164242128431548,0.20565052984189355,0.2260543039996617,0.235222428853719,0.23826977436385915,0.24535489809331526,0.24961347054239286,0.2547024640560964,0.2553524061553496,0.2557951285966897,0.2573408812714469,0.25767004527862125,0.26548212079464095,0.2689306782915137,0.26985288861852463,0.27170479697519734,0.2719329448862903,0.2730547542281071,0.2735079946927312,0.27502305952839984,0.27598600756120173,0.2784461824324268,0.27859935491703547],"n_dims_used":45,"mean_confidence":0.9080669826931423},"coverage":{"mean_confidence":0.9080669826931423,"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}}