{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001888},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001477","484:4840005513","471:4710001433","471:4710001272","471:4710001024","471:4710001431","471:4710001570","471:4710001233","476:4760000978","471:4710001620","471:4710001084","471:4710001476","471:4710001332","468:4680010038","476:4760000926","476:4760001036","471:4710001525","473:4730007460","471:4710001091","471:4710001237","476:4760001139","471:4710001026","484:4840005374","471:4710000923","471:4710000960"],"twin_admin_codes":[471,484,471,471,471,471,471,471,476,471,471,471,471,468,476,476,471,473,471,471,476,471,484,471,471],"twin_sims":[0.578547513879406,0.4960583172082026,0.4351232557749254,0.4103464687329693,0.3853447411451386,0.3723466030318466,0.33543117621855084,0.3228842848704443,0.31961527026417774,0.30722900650805623,0.29352489698189554,0.29100318673352177,0.27758405803916114,0.2711687959560892,0.27027748823174913,0.2680953191428444,0.26603768373180386,0.26087272767896336,0.25835182467305756,0.2533434704576963,0.25053606868532174,0.24683662961473352,0.2451435068419859,0.24329942328204363,0.2422333084074502],"twin_dists":[0.13587063948320624,0.15378606722131039,0.16754573406722878,0.17334750521209474,0.1793600914239055,0.1825584582377982,0.1919629700511064,0.19528401167051157,0.19616098163276957,0.19953065652542457,0.20335149974720174,0.204065931212479,0.20793156726366574,0.20981976398283117,0.21008426681398423,0.21073412804664413,0.21134991418901286,0.2129088227779944,0.21367672491061368,0.2152164953736019,0.21608807278427727,0.21724617426228662,0.21777992067822194,0.2183639662367417,0.21870292429510427],"n_dims_used":45,"mean_confidence":0.9174939473470052},"coverage":{"mean_confidence":0.9174939473470052,"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}}