{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001879},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002019","490:4900003731","490:4900002636","490:4900002629","466:4660000017","490:4900002912","490:4900002478","494:4940006831","496:4960008583","496:4960011730","490:4900001074","490:4900004034","496:4960006759","490:4900002048","490:4900001568","480:4800004448","494:4940006490","490:4900004179","490:4900004184","490:4900001327","490:4900001334","494:4940004591","490:4900002786","470:4700005010","485:4850003699"],"twin_admin_codes":[490,490,490,490,466,490,490,494,496,496,490,490,496,490,490,480,494,490,490,490,490,494,490,470,485],"twin_sims":[0.41526131962022533,0.3757209606638015,0.37342272758977746,0.34297982563529317,0.32658265921763224,0.295288026002413,0.2855268109309328,0.2757932098279971,0.26553250592594735,0.2624470847197143,0.25823479470129346,0.2435926142254689,0.23988417999378217,0.22742352396249724,0.226223134429485,0.2234694272589256,0.22325749903242736,0.2154225922529592,0.21184275794814073,0.21099543506862756,0.20998556871689406,0.20980463760164067,0.20796696973575124,0.20698067210859902,0.20461991437750052],"twin_dists":[0.17218509249207029,0.1817230017304875,0.18229161784761774,0.18999742206593923,0.19429780595569426,0.20285414096332863,0.20563026759174802,0.20845595069390033,0.21150155064282677,0.212431614053816,0.21371248825143715,0.21827091820635622,0.21945322625445443,0.22351555894612707,0.2239145727800294,0.2248352573532548,0.22490642641629582,0.22756987268982315,0.22880854946499118,0.22910380675378442,0.2294567567786627,0.22952011425461638,0.23016573495996256,0.23051385114937933,0.23135171277220348],"n_dims_used":45,"mean_confidence":0.9172971089680989},"coverage":{"mean_confidence":0.9172971089680989,"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}}