{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000053},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000012","480:4800000070","480:4800000144","480:4800000175","480:4800000223","480:4800000192","480:4800000159","480:4800000016","480:4800000009","480:4800000218","480:4800000101","480:4800000263","480:4800000116","480:4800000251","480:4800000114","480:4800000260","480:4800000262","480:4800000089","480:4800000173","480:4800000008","480:4800000191","491:4910002960","480:4800000248","480:4800000207","480:4800000075"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,491,480,480,480],"twin_sims":[0.22994240317881431,0.19864696846684318,0.1945332013567293,0.1638113977647293,0.134212107025803,0.12335429530667053,0.11072291283715033,0.08108710171631787,0.08072643687580378,0.07326211123214177,0.07003022938827504,0.04790272743366185,0.04432605108323501,0.043547749037571505,0.042451217082062204,0.03963401165635942,0.026745813003296766,0.02168140930922608,0.020456762697349484,0.02031959632480668,0.019139099481644353,0.016955488634383332,0.011105296652923128,0.011024135951014443,0.010903693525722687],"twin_dists":[0.22268278398854552,0.23350161901276212,0.23500840903769793,0.24703749336928282,0.26028958875800606,0.2657001333003774,0.27247187548049145,0.29111773344498076,0.29137590367926997,0.29693930331055746,0.2994911467878779,0.3201653910309815,0.32422783850375136,0.325148100762303,0.32646838433584885,0.3299971261043831,0.34952297954639744,0.3595107900077283,0.36222838552002445,0.3625415326036273,0.3653155761863342,0.3708667663261965,0.389637882405205,0.38995528985769307,0.3904301729719265],"n_dims_used":43,"mean_confidence":0.9034762715184411},"coverage":{"mean_confidence":0.9034762715184411,"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}}