{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000562},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000481","493:4930001184","481:4810000086","488:4880001446","472:4720002786","493:4930003764","488:4880001597","488:4880000582","496:4960005310","470:4700009038","466:4660013997","485:4850001516","496:4960005004","470:4700005774","472:4720002659","496:4960004110","496:4960004715","493:4930004279","499:4990002290","466:4660011404","470:4700009023","470:4700007469","479:4790000211","472:4720002043","488:4880001214"],"twin_admin_codes":[470,493,481,488,472,493,488,488,496,470,466,485,496,470,472,496,496,493,499,466,470,470,479,472,488],"twin_sims":[0.20920977458869094,0.18904938937049412,0.18507043957635297,0.1678699815829769,0.15093525994152193,0.13616697226749497,0.12777827219679191,0.12216269846889351,0.11857817201674664,0.1110997039467642,0.10802651238599299,0.1065732783399867,0.10505598566569438,0.10194147774136568,0.10175635125883281,0.1004103060611944,0.0994373602987471,0.0923297228368446,0.09216640738007421,0.08494530625819231,0.0842486068357806,0.08379474501229417,0.0816180706713055,0.08084664059291344,0.08034806681840724],"twin_dists":[0.22972868238773803,0.23705185659176764,0.23856064566165644,0.2453607511750835,0.25256526129614243,0.2593508255275254,0.2634537677787594,0.26631564224366117,0.26819524118385346,0.27226148845753884,0.2739938389623213,0.27482635098155384,0.27570502278644127,0.2775400702654846,0.27765051572306293,0.2784583167869003,0.2790475012154209,0.2834948648445177,0.2836001802666499,0.2884118903209244,0.288893134529652,0.28920834960043457,0.2907393251150291,0.2912897572580089,0.29164774299721397],"n_dims_used":43,"mean_confidence":0.9116076979526254},"coverage":{"mean_confidence":0.9116076979526254,"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}}