{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002309","480:4800002450","480:4800001838","480:4800002155","480:4800002307","480:4800002020","480:4800001960","480:4800001611","480:4800002529","480:4800002075","480:4800001675","480:4800002021","480:4800002389","480:4800001897","480:4800002016","480:4800001618","480:4800002246","480:4800001397","480:4800001968","480:4800001780","480:4800002388","480:4800002256","480:4800002074","480:4800002302","480:4800002211"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7075736866139877,0.5890572897482751,0.5674860213742794,0.5227128573576589,0.5016741067930179,0.4607613712544345,0.45661267496112584,0.4355163873738211,0.4280976876161445,0.4193441975674481,0.4109417606522825,0.3994083745254614,0.3980680798914065,0.39494230771133765,0.37639532811042337,0.3720613137576173,0.37140984532072674,0.3702971554649451,0.3642607736476327,0.357795843233233,0.3558175262700229,0.35267118385309176,0.35265439893043976,0.3499299954363913,0.3376211361403822],"twin_dists":[0.10802458396645893,0.1336170329612896,0.13824639392930244,0.1479341669263174,0.1525463688623295,0.1616793927846445,0.16262026220123119,0.1674547926458533,0.1691765498185454,0.17122395712462063,0.17320639080260336,0.1759567708985186,0.17627869790881892,0.17703141592073535,0.1815564770774704,0.1826292635754838,0.18279105085085573,0.18306770443901169,0.18457584271900593,0.186205117991157,0.1867066926135648,0.18750738089657099,0.18751166227947103,0.18820799831163226,0.1913903093512146],"n_dims_used":43,"mean_confidence":0.9208282648130904},"coverage":{"mean_confidence":0.9208282648130904,"n_dims_used":43,"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}}