{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008335","491:4910005258","491:4910005304","491:4910004800","490:4900010217","490:4900008561","490:4900009731","491:4910004798","490:4900009941","490:4900008785","491:4910005407","490:4900009113","490:4900009739","490:4900010417","490:4900006564","490:4900009326","490:4900009219","490:4900009114","490:4900010059","490:4900009003","491:4910005466","490:4900010166","490:4900008889","490:4900008999","490:4900009325"],"twin_admin_codes":[490,491,491,491,490,490,490,491,490,490,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490],"twin_sims":[0.030938887746351337,0.02783692985485259,0.027628528217063644,0.025113741814560178,0.023440435409324487,0.016788276725496893,0.015693565420024928,0.014995532772435706,0.013254329874505526,0.012497287979017484,0.012163329881567776,0.01164700700193837,0.009880514899360185,0.00933535747997767,0.00928076086888053,0.009232537630244468,0.009217281644064981,0.008449186815449662,0.007521527320066197,0.007442721072357861,0.007051119994968944,0.006808709615300916,0.006768142332871184,0.006572423398716881,0.006531278785943386],"twin_dists":[0.3424227189147841,0.3475879859340079,0.3479524593539618,0.352548361362387,0.3558320505013372,0.37131724403662697,0.37436777703349794,0.3764121566695394,0.38190303515401597,0.38449181820705314,0.3856782304882819,0.38757062775939066,0.3946642132290304,0.3970824555483733,0.39733153540062605,0.3975526296214618,0.39762279017487034,0.4012968275488052,0.4061557953988942,0.4065929762364024,0.4088290767705982,0.41026989406932163,0.41051550980376367,0.41171944055372667,0.4119766346997929],"n_dims_used":45,"mean_confidence":0.8886766221788195},"coverage":{"mean_confidence":0.8886766221788195,"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}}