{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001497},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001490","480:4800001547","480:4800001327","480:4800001491","480:4800001329","480:4800001652","480:4800001328","480:4800001496","480:4800001603","480:4800001598","480:4800001551","480:4800001945","480:4800001495","480:4800001657","480:4800001709","480:4800001548","480:4800001824","480:4800001438","480:4800001544","480:4800001601","480:4800001655","480:4800001768","480:4800001545","480:4800001710","480:4800001659"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7841101831438765,0.6274841304188099,0.5835443355794023,0.4899943042995175,0.43276249266189515,0.421832974289793,0.4217906794841006,0.4060404577115495,0.4026015691640895,0.36610018009207873,0.35959783851219085,0.3469933569659854,0.32545993336643586,0.3060099937236861,0.28581874228845366,0.2651765650090079,0.259758463586947,0.2538866826514519,0.23633174493889755,0.21499308487974922,0.21483277130143955,0.2017178164226161,0.19850487176284132,0.19818563513464524,0.19691761975785582],"twin_dists":[0.09057862928815057,0.12538598488751843,0.13479881292612478,0.1551292457687316,0.16809253234656285,0.17064003618765936,0.17064994730065608,0.17437094681995818,0.17519176505079134,0.18411496421814136,0.1857494854220403,0.1889617683101235,0.19459653279838815,0.19986645740291734,0.205546425688777,0.2116084994171445,0.21324766474515122,0.21504856230690464,0.22059698844236986,0.22771775101565186,0.2277729976612516,0.23239082641941652,0.23355330432840196,0.23366951463298594,0.2341323868400383],"n_dims_used":42,"mean_confidence":0.9184374128069196},"coverage":{"mean_confidence":0.9184374128069196,"n_dims_used":42,"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}}