{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002616","491:4910002462","491:4910002413","491:4910002361","491:4910002362","491:4910001393","491:4910002664","491:4910001382","491:4910002257","491:4910001568","491:4910001563","491:4910002259","491:4910001205","491:4910002307","491:4910002308","491:4910002665","491:4910001258","497:4970001845","491:4910001204","491:4910001073","491:4910001117","480:4800000270","491:4910001125","491:4910001074","491:4910001259"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,491,491,480,491,491,491],"twin_sims":[0.6481068197749658,0.31511756079828496,0.2221604594469765,0.09556592965553971,0.08768546063072173,0.08097360420820615,0.06996115820740091,0.06113027419760188,0.04563291419216705,0.04342085358694034,0.042226488411940495,0.041056887093528796,0.037042777304623783,0.03467154204181389,0.032375126367763477,0.03149348782366846,0.02944215823487905,0.0293010739210776,0.029296550785346504,0.026504782913337875,0.025734034795072493,0.024337266604721068,0.023891041611043523,0.02297280321016613,0.022915501178804032],"twin_dists":[0.12095767497306092,0.19737585217410908,0.2252755527519402,0.2814376787663315,0.28654910585639687,0.2911988775876181,0.2995467178895895,0.3070507586932752,0.3227126748761839,0.32529944966255303,0.3267425068373342,0.32818934400102534,0.33343523176685563,0.33676512370100786,0.340180175703805,0.34154641920663387,0.34485663750734563,0.3450914996204271,0.3450990452987555,0.3499595763500103,0.3513790605711431,0.3540477857032126,0.35492830798402514,0.3567860059458761,0.35690405602094344],"n_dims_used":45,"mean_confidence":0.8956417507595487},"coverage":{"mean_confidence":0.8956417507595487,"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}}