{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000968},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001057","497:4970001053","497:4970001481","497:4970001403","497:4970001806","497:4970001237","497:4970000600","497:4970001719","497:4970001409","497:4970001489","497:4970000153","497:4970001716","497:4970001406","497:4970001408","497:4970000809","497:4970000414","497:4970000668","497:4970000471","497:4970000189","497:4970001557","497:4970000533","497:4970000142","497:4970000814","497:4970000470","497:4970000150"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497],"twin_sims":[0.6569031503594882,0.3242382540580885,0.16880599089134543,0.13452881708337816,0.12788852198671777,0.11864127785175617,0.10361179267161767,0.08198081793950153,0.07994588161318582,0.07655540948222923,0.05785075969535819,0.055107733039631915,0.05363434967783999,0.05310222747000883,0.049632832505272936,0.04379533084104616,0.03900413713366025,0.0377910654208933,0.03481753968986311,0.03468450857098408,0.03283004850667073,0.029348281696412,0.028862262704331947,0.02703379544845377,0.025621208463189524],"twin_dists":[0.11906291819546563,0.19492223850438045,0.2449782080106169,0.2601368052000361,0.26339854449027145,0.2681617775616192,0.27655058258587034,0.29048193568712144,0.2919378198129041,0.29443096203995917,0.31006503361299464,0.3126964071089048,0.3141548447994451,0.3146897367608168,0.3182906913386995,0.32485387249652775,0.330814949935383,0.3324219928925033,0.33655459259222426,0.33674639524188604,0.33948759073014434,0.34501280531062073,0.3458282438252227,0.3490057588016068,0.35158992236529596],"n_dims_used":45,"mean_confidence":0.8985199822319878},"coverage":{"mean_confidence":0.8985199822319878,"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}}