{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002602},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001519","499:4990001616","499:4990001612","499:4990003252","499:4990001527","499:4990001806","499:4990001708","499:4990002899","499:4990002598","499:4990003318","499:4990002333","499:4990001802","499:4990003044","499:4990001984","499:4990002601","500:5000009154","499:4990001520","499:4990001707","499:4990001717","499:4990002519","499:4990001428","499:4990001978","499:4990002684","499:4990001525","499:4990001809"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,500,499,499,499,499,499,499,499,499,499],"twin_sims":[0.9551618182038901,0.8497398057313166,0.8334188962230996,0.8251353464596171,0.8199308517907217,0.8184368239114366,0.7894330480339573,0.7790940407660815,0.7771466372294498,0.7754936711281588,0.7726285367418034,0.7601757377414726,0.7535537618106534,0.7473069770456588,0.7416869013472535,0.7368590263311282,0.7349890887915722,0.7149619643802227,0.7073715372306393,0.7054129233077127,0.6975898515598767,0.690651543804833,0.6850760920677587,0.6813269120248182,0.679136215573166],"twin_dists":[0.03933911285397547,0.07411387211093563,0.07840351586745992,0.08052382644458717,0.08183850338994295,0.08221353985014414,0.0893098892113286,0.09176595654160599,0.09222482798398222,0.09261343359127175,0.09328512826681686,0.09617828628217145,0.0977006525184068,0.09912737464736242,0.1004036622172531,0.10149484453385722,0.10191624730825248,0.10639026513377055,0.10806919047431515,0.1085010893089684,0.11022112741764341,0.11174035296947499,0.1129572650207703,0.11377376335687801,0.11425021953295603],"n_dims_used":44,"mean_confidence":0.9244734157215465},"coverage":{"mean_confidence":0.9244734157215465,"n_dims_used":44,"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}}