{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001556","491:4910001614","491:4910001792","491:4910001735","491:4910002304","491:4910001790","491:4910001606","491:4910001677","491:4910001179","491:4910002008","491:4910001906","491:4910001663","491:4910001956","491:4910001736","491:4910001439","491:4910001237","491:4910001905","491:4910002197","492:4920004171","491:4910001726","491:4910002472","491:4910001116","492:4920004597","492:4920003704","491:4910001497"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,492,492,491],"twin_sims":[0.5157598462475381,0.46924120530143243,0.434060461286756,0.3749349595890447,0.3679880464687008,0.25176096763084704,0.1887781687201833,0.18755224099915416,0.17977045860327626,0.17716008109990142,0.1749182169730412,0.16084859596877174,0.15667491803415978,0.13239856789309018,0.1306975733326848,0.12886382729558699,0.128183600098128,0.12625720936023418,0.11335871028499425,0.10821826597192978,0.1050973869336456,0.10184603822063472,0.09748072722016367,0.09722009731591731,0.09510504516271676],"twin_dists":[0.14945320788439512,0.1597655053826143,0.16779175015605247,0.18191727725303827,0.18364315179939603,0.2157070328670376,0.23715399050569289,0.23761692619654273,0.2406062527574186,0.24162948835568512,0.24251686280896073,0.24828060282100117,0.25006031262528716,0.26116971173932446,0.2620035017376495,0.2629115834603716,0.2632509191457166,0.264219365561934,0.27101155829766804,0.2738846392682824,0.2756809165573257,0.2775969893843982,0.28024618833775905,0.28040727882107236,0.28172726667482306],"n_dims_used":45,"mean_confidence":0.8989905463324652},"coverage":{"mean_confidence":0.8989905463324652,"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}}