{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000473},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000479","480:4800000440","480:4800000654","480:4800000437","480:4800000542","480:4800000714","480:4800000602","480:4800000472","480:4800000321","480:4800000467","480:4800000499","480:4800000536","480:4800000688","480:4800000353","480:4800000414","480:4800000677","480:4800000604","480:4800000548","480:4800000843","480:4800000655","480:4800000317","480:4800001039","480:4800000611","480:4800000890","480:4800000546"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.3753204183262258,0.3253625501144314,0.2799536510853883,0.2796883102218962,0.27101938238670575,0.2664628322516671,0.26002043063922586,0.2595868416548818,0.24225436120908728,0.23018365462913426,0.22945853009540587,0.22821836495085127,0.22404656279411436,0.21759740321008358,0.21350065569478155,0.21172236219886675,0.20163238585165671,0.2000507203339254,0.19795474738717625,0.1976518261754929,0.19261234720170203,0.18673793156630644,0.1808928971330487,0.16888883338186808,0.16504631424916666],"twin_dists":[0.18182197869600805,0.19462247073208938,0.20724088024325762,0.20731804434682752,0.20986406619926765,0.2112224385097079,0.21316791988809208,0.2132999352594761,0.2186962214848835,0.22260333988557995,0.22284228934971628,0.22325211817429638,0.2246416732122585,0.22682412432244353,0.2282331465080033,0.22885045357772354,0.23242157046514483,0.232992393642194,0.2337536443206946,0.23386412413849386,0.23571955928590235,0.2379256001962032,0.24016950863565922,0.24494442417678547,0.2465241619227003],"n_dims_used":43,"mean_confidence":0.9149031528206759},"coverage":{"mean_confidence":0.9149031528206759,"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}}