{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012471},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012823","490:4900012406","466:4660007132","490:4900012543","490:4900012761","490:4900012540","490:4900013173","490:4900012395","490:4900013174","487:4870000388","490:4900011608","490:4900013206","490:4900012469","487:4870000984","487:4870004228","490:4900000892","490:4900013108","490:4900012279","490:4900013075","490:4900012347","487:4870004065","490:4900012262","487:4870000095","487:4870000447","490:4900012485"],"twin_admin_codes":[490,490,466,490,490,490,490,490,490,487,490,490,490,487,487,490,490,490,490,490,487,490,487,487,490],"twin_sims":[0.34029269483826097,0.22656151257776028,0.16732722477591175,0.15107583325327062,0.1378612119256073,0.12941537459816255,0.11967381317365161,0.09936381648088585,0.0881796352843273,0.08445899736914061,0.07323401109911169,0.06397579361148867,0.06051577632378089,0.057749719802369905,0.05600006252384524,0.05552857283665561,0.05316255552871382,0.04898117288591588,0.048851044848372736,0.04666720507326213,0.04415246720981222,0.04374449251742123,0.04337363978534974,0.04115130893304495,0.03914141541563284],"twin_dists":[0.1906944195402456,0.22380195284910587,0.2455832772818498,0.2525030831819142,0.25854535413495205,0.2626374333373988,0.26761617181195724,0.27909222020609964,0.28621810318921337,0.2887474740524782,0.2969610942683504,0.3045411614360647,0.307605258770916,0.3101601141585619,0.3118287506670676,0.3122857670781303,0.3146288718279735,0.31899031621186935,0.3191309513040663,0.3215391003553788,0.32443190082927975,0.3249141749437065,0.3253558567334855,0.3280712605929309,0.33063576222879176],"n_dims_used":45,"mean_confidence":0.9049451192220052},"coverage":{"mean_confidence":0.9049451192220052,"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}}