{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000173","490:4900000713","490:4900001019","490:4900001330","490:4900000184","487:4870004258","487:4870003537","496:4960006883","490:4900001083","490:4900000201","490:4900001084","487:4870002288","487:4870003005","487:4870002744","487:4870004553","490:4900001423","490:4900001869","490:4900003051","487:4870002746","496:4960009070","490:4900003869","490:4900000141","466:4660013890","487:4870003539","487:4870004979"],"twin_admin_codes":[490,490,490,490,490,487,487,496,490,490,490,487,487,487,487,490,490,490,487,496,490,490,466,487,487],"twin_sims":[0.44638309562075695,0.38983478104529196,0.38709128191673986,0.3797021245166673,0.375971314264323,0.3255370341333285,0.3143143334694247,0.30535198843941247,0.2466773859656354,0.24593948991788356,0.23236310672990743,0.22858532187654707,0.22127257671678735,0.2188848272963964,0.20867618112777314,0.20785972532631686,0.20613066987052858,0.20305250309089423,0.2029080616542889,0.20260203518078257,0.20182445495418302,0.19730916441421945,0.1955870560107802,0.19343165932752907,0.19331111727533823],"twin_dists":[0.16495366115903898,0.17826731919098712,0.178934312060542,0.18074200984895814,0.18166116372757948,0.1945760001373858,0.1975938408221112,0.20004803892710393,0.21729627430792278,0.21752869748290912,0.22188812069312067,0.22313069941349997,0.22557519499066295,0.2263850223996709,0.22991611203882265,0.23020353251121897,0.23081477100629932,0.23191166824305162,0.23196341874950568,0.23207314559370695,0.23235246278989802,0.23398923916608771,0.23462031559644977,0.23541562803146215,0.23546028791535648],"n_dims_used":43,"mean_confidence":0.9060244892918786},"coverage":{"mean_confidence":0.9060244892918786,"n_dims_used":43,"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}}