{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002261","491:4910001463","491:4910001282","491:4910001289","491:4910001410","491:4910001592","491:4910001973","491:4910001466","491:4910001696","491:4910001020","491:4910001149","491:4910001524","492:4920004071","491:4910001772","492:4920005283","492:4920007098","492:4920004960","492:4920006225","492:4920005072","492:4920004741","491:4910000783","492:4920004059","491:4910002321","491:4910001521","492:4920004827"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,492,491,492,492,492,492,492,492,491,492,491,491,492],"twin_sims":[0.6534798943406185,0.5922782109488565,0.5668866167658062,0.5602653833023078,0.549632029203216,0.48042149650417865,0.4177474767482842,0.4043057377556238,0.36304271345876127,0.3544257641212935,0.34870940771088643,0.33872023760254827,0.33111973962631264,0.3221740562142246,0.31762339727573907,0.3122020055905798,0.31189463019646774,0.29845066385129754,0.293177175437223,0.2878612268766741,0.2835229306609027,0.27170764921295776,0.27094505055875673,0.26997468692556587,0.25184344087986776],"twin_dists":[0.1198008216766545,0.13292687764254132,0.13837527402904087,0.1398000627612381,0.14209316682370787,0.15725987241469352,0.1715993567432866,0.17478461123637387,0.1848816843842682,0.1870604170298692,0.18852089078957618,0.19110365713269145,0.19309634804756612,0.19547411907454687,0.19669780590923805,0.19816862348093553,0.1982524474547315,0.20196636495963005,0.20344979654818993,0.204961262057996,0.20620717377072312,0.20966011498164244,0.20988611174346905,0.21017424814802838,0.215681419731223],"n_dims_used":45,"mean_confidence":0.8989766438802084},"coverage":{"mean_confidence":0.8989766438802084,"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}}