{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002605","480:4800002999","480:4800002619","480:4800003454","480:4800003398","480:4800002615","480:4800003397","480:4800003700","480:4800003399","480:4800003072","480:4800003634","480:4800003029","480:4800003115","480:4800003511","480:4800003453","480:4800003342","480:4800003401","480:4800002602","480:4800003028","480:4800003455","480:4800003122","480:4800002808","480:4800003150","480:4800003767","480:4800003448"],"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":[0.48714754564096296,0.4579760318082027,0.4486571857220311,0.43357213334145833,0.42490283863328954,0.4016697032514203,0.4010943095065837,0.392815943124313,0.3902977032339705,0.37469584712405424,0.37313315258971164,0.33824392756981014,0.33586802884002387,0.3246362227853653,0.3085976731637905,0.30245253087027113,0.29704363833376124,0.28379842798300703,0.2713304265192232,0.23558738276962626,0.23210567853160677,0.2284631812678304,0.2177421781656424,0.21221719806320283,0.20476473776464937],"twin_dists":[0.1557615035004758,0.16231073375140445,0.16443322507556637,0.16790486939659763,0.16992177086311744,0.17541473112563763,0.17555252134870986,0.17754503791917503,0.17815499262356843,0.18197641815689475,0.18236338476198724,0.19122782000473307,0.1918485746608098,0.1948160633493123,0.19915454428250756,0.20085087878768818,0.2023606407450534,0.2061277142606841,0.2097718562900192,0.22083806664114597,0.2219723689307767,0.22317109899313178,0.226774658970476,0.22867832749480288,0.23130012336289382],"n_dims_used":43,"mean_confidence":0.9135900985362918},"coverage":{"mean_confidence":0.9135900985362918,"n_dims_used":43,"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}}