{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007511","490:4900006039","490:4900006038","490:4900006646","490:4900006406","490:4900007514","490:4900006644","490:4900006408","490:4900006645","490:4900005783","490:4900008644","490:4900007512","490:4900006164","490:4900006415","490:4900005673","488:4880003314","490:4900005907","490:4900004866","490:4900005410","490:4900007015","490:4900003081","490:4900004852","490:4900004031","487:4870002454","490:4900004182"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,488,490,490,490,490,490,490,490,487,490],"twin_sims":[0.6172121497535,0.5673935640257795,0.5161911169721773,0.4875857425447026,0.47678634991634083,0.4765819764011127,0.46396654360740175,0.44419469238112663,0.4191438952208224,0.41638957451015246,0.4110282409860881,0.4063635584059351,0.40571629223142897,0.40017903481888656,0.39471493132520663,0.3907231175455137,0.39034252992762,0.38019256142225744,0.3763561760184515,0.370856359329347,0.36958114366691547,0.3614042797957022,0.3583435680401223,0.35818650378481715,0.358085022309105],"twin_dists":[0.1275870561481199,0.13826627246111486,0.14935884515042008,0.15566410844866793,0.15807243529869158,0.15811817808475664,0.16095456176426132,0.16545543965629822,0.1712710161174103,0.17191909094461977,0.17318589802348353,0.17429398678344835,0.17444818788675426,0.17577188784781203,0.1770862773108263,0.1780518222538298,0.1781441188891548,0.18062150814878652,0.18156614109531324,0.18292861535757837,0.18324594830890661,0.1852938985414238,0.1860665022105978,0.18610624021609617,0.18613192026699005],"n_dims_used":45,"mean_confidence":0.9182852003309462},"coverage":{"mean_confidence":0.9182852003309462,"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}}