{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001485},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001891","497:4970000970","497:4970001321","497:4970001892","497:4970001490","497:4970001236","497:4970001890","497:4970001558","497:4970000753","497:4970001329","497:4970001647","497:4970000814","497:4970001347","497:4970001408","497:4970001480","497:4970001635","497:4970001634","497:4970000150","497:4970001402","497:4970001719","497:4970000428","497:4970001421","497:4970000892","497:4970001397","497:4970000533"],"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":[0.2963605651080157,0.2529878602005919,0.16354132733716328,0.15236941072830845,0.10827038232858907,0.09403969256185504,0.08295446975416947,0.06836078928865677,0.05725159929751022,0.05686192703601133,0.040992402771744256,0.03914633454801908,0.028801883401922378,0.026957169837385282,0.023862449447362148,0.0210335465022598,0.02084322589992404,0.01889418576798422,0.01722468627396113,0.016468215701126446,0.015479670340538218,0.014769632838320924,0.014497665339831902,0.014259751250239289,0.013215675469356652],"twin_dists":[0.20255244697334787,0.21532655566253794,0.24715012930973365,0.2519328974211368,0.2738549860079525,0.28240091554737135,0.2897955517653551,0.3008469472699186,0.3106308709516584,0.31100149885809963,0.32827011941072504,0.33062935121409665,0.345930369630158,0.34914291420350635,0.3549852121658021,0.3609313023022708,0.3613558371974364,0.3659097475625408,0.3701496562958229,0.37219060119823055,0.37498557539853883,0.3770917331258792,0.3779221566014245,0.37865994500157146,0.3820320074779903],"n_dims_used":45,"mean_confidence":0.8981756422254774},"coverage":{"mean_confidence":0.8981756422254774,"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}}