{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011957},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012023","490:4900012157","490:4900011074","490:4900011886","490:4900012026","490:4900011952","490:4900010913","490:4900012156","490:4900011152","490:4900012097","490:4900011954","490:4900011072","490:4900011958","490:4900011956","490:4900011955","490:4900011083","490:4900012090","490:4900010914","490:4900010576","490:4900010216","490:4900012089","490:4900009006","490:4900010485","490:4900007887","490:4900012029"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2138358480859548,0.1529669592129083,0.11182008658278152,0.11000976863906158,0.09567574632556507,0.09491004888592101,0.0843298467034443,0.07725940626035231,0.060375802533190456,0.0603567772607885,0.05995647005170621,0.05974192644430042,0.05619610439519121,0.05549120501911166,0.04880610723965927,0.04423171970004954,0.04226744025800601,0.0421846166022844,0.041909276140868465,0.04184801857260395,0.03673468615838147,0.03100331560889043,0.027754576511518612,0.026995354099155475,0.02684588149225233],"twin_dists":[0.22811717973656379,0.2516707086922718,0.2718607811114472,0.2728715898813591,0.2813688397997845,0.28185012157803674,0.28883685506638973,0.2939060856698533,0.307732212420281,0.3077494866601612,0.3081139927575151,0.308310173213027,0.31163966244013147,0.3123221248794835,0.31917958996399776,0.3243386495027267,0.326692462686401,0.3267937174769227,0.3271315385240096,0.3272069508619568,0.3338574620092683,0.34232023225388064,0.3477317320929567,0.34907452466124095,0.34934271333989203],"n_dims_used":45,"mean_confidence":0.8863358391655816},"coverage":{"mean_confidence":0.8863358391655816,"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}}