{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001663},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001606","491:4910001726","491:4910001666","491:4910001548","491:4910001095","491:4910001490","491:4910001230","491:4910002349","491:4910001614","491:4910002197","492:4920000760","491:4910001842","491:4910002351","491:4910001483","491:4910002304","491:4910002192","491:4910002352","491:4910002050","491:4910001498","491:4910003142","492:4920004126","491:4910001439","491:4910002043","491:4910001725","491:4910001497"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491,491,491,492,491,491,491,491],"twin_sims":[0.6627562397180997,0.3956880520015626,0.36471201412659293,0.288077340402776,0.26262422279379366,0.24311056598773598,0.24232935828851596,0.23074005964263855,0.2263753982565049,0.22280619475563956,0.2168164230425273,0.20164095845410812,0.20008319727653104,0.17335456634820418,0.16800986958666814,0.16670054584091237,0.16424889663107928,0.16344580150165225,0.16084859596877174,0.15915419487330318,0.15307659352484473,0.14716451305164358,0.14493036604707224,0.14192435773141904,0.1318923197608181],"twin_dists":[0.11779952764554033,0.17685158492004466,0.18446267233750885,0.2048994921212304,0.21237803352933143,0.218423940977219,0.21867234690984277,0.22242032485009042,0.22386388210132194,0.22505813218539272,0.22709134467601633,0.23241848502371618,0.23298064150993394,0.2431405986817498,0.2453034821450359,0.24584085852344675,0.24685531429077986,0.2471900016764174,0.24828060282100117,0.2489990147600828,0.25162268564303564,0.2542492823445292,0.2552621437615732,0.25664336088397366,0.26141701570677467],"n_dims_used":45,"mean_confidence":0.897657945421007},"coverage":{"mean_confidence":0.897657945421007,"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}}