{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001245},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001246","491:4910001950","491:4910001313","491:4910001549","491:4910001551","491:4910002198","491:4910002251","491:4910001312","491:4910001786","491:4910001241","491:4910001495","491:4910002097","491:4910002152","491:4910003017","491:4910002191","491:4910001605","491:4910001553","491:4910001667","491:4910002250","491:4910002153","491:4910001178","491:4910001112","491:4910001297","491:4910003395","491:4910002241"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4032509242400831,0.3677627455162187,0.3349276081228129,0.2715025868572486,0.2600488588051145,0.25105199659455896,0.2463761017850287,0.23816112254398855,0.22163570773838773,0.21667434526085524,0.21580521868004957,0.20682117145188805,0.20284264405995092,0.18580813237024463,0.17949788133088573,0.1789090731521641,0.17068775811769993,0.16945967126710199,0.15564927024229303,0.1411697945781558,0.13607007981381306,0.12820228627617286,0.1233061105463995,0.1227039640074409,0.12100521957838789],"twin_dists":[0.1750365323439536,0.1836993948351798,0.1920949360221465,0.2097208468986479,0.21315926916749497,0.21592743402970604,0.21739111899025934,0.22000660322856758,0.22545254879782076,0.22714002762607235,0.2274383027129908,0.23057025355255995,0.2319868648989206,0.23827920975358846,0.24071260473842654,0.24094273254758775,0.2442137265436175,0.24471195509197585,0.25050294472530193,0.2569934811424007,0.25939711625820516,0.26324157925348846,0.2657249346841848,0.266035492052931,0.2669179248013968],"n_dims_used":45,"mean_confidence":0.8989739312065972},"coverage":{"mean_confidence":0.8989739312065972,"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}}