{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003365},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003458","492:4920003725","492:4920003817","492:4920003911","492:4920003550","492:4920003173","492:4920003556","492:4920002970","492:4920003155","492:4920002865","492:4920003643","492:4920003507","492:4920003014","492:4920003406","492:4920002926","492:4920002958","492:4920003772","492:4920003311","492:4920002964","492:4920003363","492:4920003784","492:4920003455","492:4920003538","492:4920003362","492:4920003271"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.4851960925093027,0.48105265046720974,0.4424101488802367,0.3967063040024189,0.3842238221199301,0.3658476325985757,0.3632852209381656,0.3385516601868002,0.3354370287901337,0.32229151829257513,0.3038511178954294,0.3028021915532161,0.3008264555029669,0.2970686346455349,0.2957628582536258,0.2827819063059715,0.28129907728261394,0.27898829962776134,0.27624154407051904,0.27151338048754964,0.2679595829228243,0.2633786125481302,0.2618881885233357,0.2595001418836459,0.25894740699086893],"twin_dists":[0.15619556551689415,0.1571189915176624,0.16586531959514342,0.1766062924840746,0.17963383744068143,0.18417817294164518,0.18482075205541545,0.1911475905632994,0.1919614369475672,0.1954426617826694,0.20046306475682113,0.20075382386742674,0.20130308742363248,0.2023536267318704,0.20272049608297474,0.2064211330491441,0.20685029668918103,0.20752182903139643,0.20832447788173555,0.20971764951805716,0.2107746590671852,0.21215009948214325,0.21260081697566743,0.21332634948559343,0.21349487819435517],"n_dims_used":45,"mean_confidence":0.9179348415798612},"coverage":{"mean_confidence":0.9179348415798612,"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}}