{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700005144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007244","470:4700003782","472:4720002981","479:4790003116","481:4810000159","479:4790003317","488:4880003136","481:4810001730","479:4790002802","479:4790002141","489:4890000184","472:4720002603","470:4700005141","470:4700001352","479:4790001711","481:4810002426","493:4930003441","479:4790001482","481:4810002341","493:4930003105","499:4990002813","470:4700005599","472:4720001773","481:4810001015","481:4810001463"],"twin_admin_codes":[470,470,472,479,481,479,488,481,479,479,489,472,470,470,479,481,493,479,481,493,499,470,472,481,481],"twin_sims":[0.37879295510386585,0.3367059972415702,0.3185757695975483,0.29821135616706307,0.2938024562024801,0.27109924299030974,0.2704031708907861,0.26754011172591213,0.25450302495412724,0.23318085062511557,0.23242836821447801,0.23115476788761044,0.22619323348570475,0.21782630386429488,0.21426933743205645,0.20872612315756037,0.20656448327650775,0.20525602765676745,0.19987567870707695,0.19901581923824171,0.195259142785457,0.19464435986158904,0.1934472103456425,0.1912043007107978,0.18806095402233267],"twin_dists":[0.18096559466188644,0.19162936733131358,0.19644089894656963,0.2020333464647223,0.2032730864865579,0.2098403850720216,0.21004693687510131,0.21089999430619347,0.2148582973756967,0.22162090480020136,0.22186677239166727,0.2222841064063656,0.22392452986609204,0.2267459258414838,0.2279673871240802,0.2298985556087112,0.23066108566030005,0.23112530052532754,0.23305575700101253,0.23336757471820554,0.2347409173464712,0.23496740495591298,0.23540986791150126,0.23624399752787464,0.2374245690095325],"n_dims_used":43,"mean_confidence":0.8988783193189044},"coverage":{"mean_confidence":0.8988783193189044,"n_dims_used":43,"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}}