{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000682},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000633","477:4770000735","477:4770000585","489:4890004039","477:4770000796","477:4770000538","477:4770000430","477:4770000592","477:4770000686","477:4770000745","477:4770000750","477:4770000528","477:4770000639","477:4770000870","477:4770000423","477:4770000484","477:4770001736","477:4770000420","477:4770000642","477:4770000483","477:4770001575","477:4770000806","477:4770000482","477:4770001632","477:4770000694"],"twin_admin_codes":[477,477,477,489,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9716244586865658,0.7833362056559086,0.7821386028552716,0.730595434886465,0.7005761131229254,0.6640098980233559,0.6620271091866782,0.6474116430202637,0.6133092053016361,0.6060547635774425,0.5908687540638489,0.5464284398817785,0.5349842750372753,0.516489924376593,0.5147137953647213,0.4504417329056325,0.44886906403176435,0.44252687846810834,0.4414944590610074,0.44139783977699304,0.4407374517369849,0.43974370787522143,0.4373229350575126,0.4323736374370159,0.41932484140180243],"twin_dists":[0.031162250522065536,0.09076234546803731,0.09104624200518721,0.10290378012880294,0.1095654710934223,0.11752862157496899,0.117957036276805,0.12110723912571969,0.12842295821907643,0.12997638945336712,0.13322886249093932,0.14278539850149052,0.1452642424756552,0.14929347688649386,0.14968216596867326,0.16402551824563125,0.16438478649218363,0.16583848927759817,0.16607588627980874,0.16609811416447665,0.16625009136089883,0.1664789522327014,0.16703731083378567,0.16818271360741835,0.1712285042414337],"n_dims_used":45,"mean_confidence":0.9205895317925348},"coverage":{"mean_confidence":0.9205895317925348,"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}}