{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001118","480:4800001114","480:4800000859","480:4800000981","480:4800001016","480:4800001119","480:4800000982","480:4800001123","480:4800001065","480:4800001056","480:4800001181","480:4800001113","480:4800001120","480:4800000559","480:4800000901","495:4950001107","480:4800001179","480:4800000860","480:4800001021","480:4800001112","495:4950001224","480:4800001015","480:4800000902","480:4800001176","480:4800000943"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,495,480,480,480,480],"twin_sims":[0.858776326402357,0.7528752280436236,0.74475638950181,0.7438136643904246,0.7425546449354107,0.7376415949245916,0.7352827784347354,0.7264231497867863,0.7140252752751932,0.7115484013048454,0.6914632050650374,0.6874199566008778,0.6827023536174103,0.6664532729279402,0.6658333157297575,0.6537069586223425,0.6493991876902926,0.6353944442290821,0.616657320447853,0.600024256910987,0.5938538392388439,0.5856410437972656,0.5805543644876703,0.5705374530746932,0.568150019739434],"twin_dists":[0.07166595639294547,0.09785605494528556,0.09970742897156125,0.09992147152560499,0.10020703643113588,0.10131828583864048,0.10185010700249471,0.10383830071580596,0.10659790912740624,0.10714634759431424,0.11156291630344027,0.11244609057681301,0.1134743811747332,0.11700029918207529,0.11713439214854017,0.11975189815248277,0.12067956231503968,0.12368924629208469,0.12770589516828962,0.1312677360086119,0.13258932801379456,0.13434926967679667,0.13544007856997642,0.13759053755377518,0.13810364395207067],"n_dims_used":42,"mean_confidence":0.8999866303943452},"coverage":{"mean_confidence":0.8999866303943452,"n_dims_used":42,"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}}