{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002906},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002955","491:4910002907","491:4910003276","491:4910002856","491:4910003181","491:4910003185","491:4910002393","491:4910003351","491:4910002593","491:4910003394","491:4910003002","492:4920001858","491:4910002398","491:4910003215","491:4910001420","492:4920002705","491:4910003054","491:4910003531","491:4910003359","492:4920002216","491:4910003268","491:4910003485","491:4910003355","491:4910002608","491:4910003136"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,492,491,491,491,492,491,491,491,491,491],"twin_sims":[0.39956868860537087,0.14374863732590804,0.12246814895436087,0.10859291318825992,0.09784782494374719,0.09134666795930035,0.09081069406991199,0.08647889324070238,0.06253968305063363,0.06017057479928075,0.059098557336239456,0.058471659362271756,0.051784575976405504,0.04400835280023417,0.04348717948866931,0.04341603017173628,0.04229197064743404,0.03985403470744199,0.03948804556172375,0.038107721768835506,0.037052735139377534,0.036470165103371595,0.03438841297876684,0.03367633623576307,0.03269063034780053],"twin_dists":[0.17591829785468352,0.2558025704727809,0.266157430083859,0.27367171746809443,0.2800198647358142,0.2841310361136257,0.28448016873414483,0.2873635496917261,0.3057960371594916,0.30791878825778674,0.308901970891108,0.3094837416652351,0.3160336502272234,0.3246018318190393,0.325220296089058,0.32530520990725026,0.32666250550205084,0.3297140381966009,0.3301856638871596,0.3319983297745504,0.3334216346112386,0.3342223853029036,0.3371755607937748,0.33822068868259625,0.3396989689376171],"n_dims_used":45,"mean_confidence":0.8955335828993055},"coverage":{"mean_confidence":0.8955335828993055,"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}}