{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001649},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001706","477:4770000934","485:4850007264","499:4990001501","477:4770000811","500:5000001495","485:4850007399","477:4770000574","477:4770000332","500:5000001226","499:4990003284","485:4850006822","477:4770001652","485:4850007674","485:4850007970","477:4770001146","477:4770000722","477:4770001553","477:4770000562","477:4770000892","499:4990001681","477:4770001427","499:4990001595","499:4990001788","499:4990001202"],"twin_admin_codes":[477,477,485,499,477,500,485,477,477,500,499,485,477,485,485,477,477,477,477,477,499,477,499,499,499],"twin_sims":[0.5093408583239624,0.4401563489375307,0.40736559975869596,0.37901015511251307,0.37641382494189146,0.37542002673894215,0.369890059391553,0.369157182836753,0.35818270661008333,0.34817425550723796,0.3379427441416885,0.3321775739250915,0.33155050123328056,0.3293756567382259,0.3222792042936358,0.32080054219143417,0.3162025837454398,0.3067810567722305,0.29980263659319506,0.2971893157170183,0.2874515148337305,0.28730318665346,0.28673641223559165,0.28539129395858487,0.27944568519443136],"twin_dists":[0.15086002910754703,0.16638389580529747,0.17405548121787898,0.18091215677612954,0.18155191162474502,0.18179735989376855,0.18316902583469813,0.1833515700477983,0.18610720103005135,0.18865825611821582,0.19130638008336334,0.1928175260299904,0.1929827499716568,0.19355711795886102,0.19544595927042893,0.19584243407476154,0.19708188630702606,0.19965396353235898,0.20158854175865437,0.20231976827246367,0.20507844289119243,0.20512089056342137,0.20528320775613426,0.20566920521275658,0.2073886413674788],"n_dims_used":45,"mean_confidence":0.9222806294759115},"coverage":{"mean_confidence":0.9222806294759115,"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}}