{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000571},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004027","494:4940008539","480:4800004286","496:4960008259","490:4900004285","490:4900004028","490:4900004575","490:4900001705","490:4900002906","490:4900000607","494:4940008613","494:4940007995","490:4900003874","494:4940008752","480:4800005567","490:4900004574","490:4900002325","490:4900003053","490:4900003230","490:4900000907","480:4800004457","490:4900000789","496:4960006745","493:4930007044","490:4900001295"],"twin_admin_codes":[490,494,480,496,490,490,490,490,490,490,494,494,490,494,480,490,490,490,490,490,480,490,496,493,490],"twin_sims":[0.3218162762190093,0.28772155174156877,0.266001521591555,0.26567601940059266,0.26011623735349687,0.2585453841277816,0.22484494538816957,0.22296938049967208,0.22012769638296856,0.21981815175400615,0.21529626286980433,0.21371937011852357,0.2108598261996414,0.20633709487923105,0.2042361889130902,0.2001851251463641,0.19963598780356032,0.19692092508343004,0.19427258373473613,0.19350718318754864,0.1906730190078196,0.18768728501801385,0.18703327557981106,0.1820101633648105,0.18096102740129472],"twin_dists":[0.1955699749423547,0.205001199009343,0.21136076282049254,0.2114584547349428,0.21313876817927888,0.2136175972379661,0.22437442432797255,0.2250032537278048,0.22596275762199433,0.2260677756921792,0.22761334692440105,0.22815746376854815,0.22915113551800925,0.23074161411289715,0.2314885256057531,0.2329437663461374,0.23314258486106326,0.23413117759770474,0.23510460936071262,0.235387656898663,0.23644257761156467,0.2375658270310102,0.23781353746004924,0.2397366772451434,0.24014306077498104],"n_dims_used":45,"mean_confidence":0.9158078511555989},"coverage":{"mean_confidence":0.9158078511555989,"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}}