{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760003003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760001966","476:4760002292","476:4760003264","476:4760003176","476:4760003340","476:4760002509","476:4760003002","476:4760003185","476:4760001854","476:4760002334","476:4760002917","476:4760002919","476:4760002591","476:4760003335","476:4760000801","484:4840006499","476:4760003230","476:4760002806","476:4760002747","476:4760003415","476:4760002840","476:4760003093","476:4760003177","476:4760003412","484:4840006385"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,484,476,476,476,476,476,476,476,476,484],"twin_sims":[0.557740320897857,0.4893621183871137,0.4679813187782103,0.4668833785516715,0.46412129995126516,0.44872657841758273,0.40959562255651166,0.38500518891559654,0.33366810549787185,0.32763674426644124,0.31727750292749074,0.31335746746371484,0.311260231785855,0.30785053120476863,0.2702406005688503,0.2666357612517319,0.25993068694907673,0.2582723822676511,0.2553307800600924,0.25464175830702174,0.25363571271633767,0.24953720540071253,0.24702633553282066,0.23512494100937498,0.2314073849567327],"twin_dists":[0.14034400787958387,0.15526955677677082,0.16004910024868513,0.16029645435163906,0.160919609047574,0.16441735990973969,0.1735256220356441,0.17944297530983028,0.19242547622327838,0.194017859237229,0.19679122005029392,0.19785393904588897,0.19842560274398593,0.19935974106051302,0.21009522512798384,0.2111706240211547,0.21319523288968972,0.2137010007042721,0.21460322875007506,0.21481551071456736,0.2151261207993573,0.21639967953178735,0.21718651750740287,0.22098808965208908,0.22220120862527815],"n_dims_used":45,"mean_confidence":0.9168915642632378},"coverage":{"mean_confidence":0.9168915642632378,"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}}