{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002340},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002483","490:4900004437","490:4900002793","490:4900003614","490:4900002180","490:4900001467","490:4900003073","490:4900001205","490:4900003227","490:4900001450","490:4900001564","490:4900001598","490:4900001426","490:4900002467","490:4900003616","490:4900001697","490:4900003325","490:4900001030","490:4900001319","490:4900002459","490:4900003735","490:4900002913","490:4900002464","470:4700003130","490:4900002614"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490],"twin_sims":[0.652055651819489,0.643096815140331,0.6205490547802984,0.6087097574522204,0.5684346175152775,0.5651620004448092,0.5558434221682301,0.5550329540023656,0.5323407801228983,0.5256452482478,0.5201086898570784,0.5193008629538385,0.5140785828766048,0.5110142171214874,0.5109630370421868,0.5045115359240148,0.49093603692263027,0.48663947370253235,0.48520043247892175,0.4837730723121241,0.4689794432343483,0.4688955269168076,0.4679980112717987,0.46493941855110826,0.4643191762606013],"twin_dists":[0.12010762323898753,0.12203503289629658,0.1268722349838043,0.1294078820016735,0.13804246550006555,0.1387461812443217,0.1407528666802298,0.14092761830834036,0.1458382854018246,0.14729492998847113,0.14850254265096735,0.14867899098407794,0.14982125639519914,0.1504928563417049,0.1505040818323069,0.15192146339152807,0.15492033245417153,0.15587446264030566,0.15619459958215007,0.1565124274890044,0.15982440552694163,0.15984329024068838,0.16004534114321248,0.16073489908448332,0.160874923327012],"n_dims_used":45,"mean_confidence":0.9147861904568142},"coverage":{"mean_confidence":0.9147861904568142,"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}}