{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001251","477:4770001129","477:4770000761","477:4770000769","477:4770000955","477:4770000711","477:4770000709","477:4770000656","477:4770000612","477:4770001252","477:4770000763","477:4770000443","477:4770001365","477:4770000768","477:4770000658","477:4770002011","477:4770001647","477:4770001537","477:4770000552","477:4770000662","477:4770000453","477:4770000560","477:4770000608","477:4770000394","477:4770002013"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.838840845987451,0.8384673319075471,0.8190102196764493,0.8136037288390868,0.8124677998155568,0.8090785546127832,0.8050658313966419,0.7937811207123119,0.7907065191090291,0.7880156172273113,0.7853631426433506,0.7822113951020988,0.7773010201832694,0.769375055454998,0.7678183170385156,0.7672037984726179,0.7641320988045696,0.7597586649926,0.7531963382279013,0.7526608843315162,0.7519868913884681,0.7272842590799061,0.7265403578149175,0.7194519543768115,0.6992001005741709],"twin_dists":[0.07699581029817634,0.07709331595480727,0.08206972570904027,0.08341984027521754,0.08370186452163982,0.08454006460244713,0.08552631442453937,0.08826641700836334,0.08900494953889286,0.08964865690715594,0.09028081215085142,0.09102899919733319,0.09218849185636324,0.09404504066632965,0.09440761137715983,0.09455055421968629,0.09526355182243225,0.09627448526809225,0.09778252543766312,0.09790512320859072,0.09805934682302436,0.1036456793595453,0.10381209007827603,0.10539305142634482,0.10986772316324207],"n_dims_used":45,"mean_confidence":0.9216766357421875},"coverage":{"mean_confidence":0.9216766357421875,"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}}