{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004611},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005304","493:4930001375","480:4800004436","493:4930001125","490:4900002337","494:4940001012","493:4930003536","490:4900000670","490:4900001592","493:4930000903","493:4930000793","493:4930001243","494:4940003593","493:4930007135","494:4940004737","494:4940008827","493:4930002500","490:4900001026","490:4900000395","490:4900000557","490:4900005538","480:4800003972","480:4800004038","493:4930002837","494:4940000894"],"twin_admin_codes":[480,493,480,493,490,494,493,490,490,493,493,493,494,493,494,494,493,490,490,490,490,480,480,493,494],"twin_sims":[0.4523244022559085,0.4211839740080904,0.3778988155367239,0.3575080425847129,0.33179688657622813,0.3149094327641639,0.27587889451026226,0.25233015416133897,0.24996201318051403,0.23818126908257892,0.23333349439101153,0.23140623502758395,0.23059662437739295,0.22824162747608262,0.22077598293730627,0.2192613512248218,0.21662446301600594,0.21647368992349145,0.21034113979926503,0.20923015224063468,0.20586126662630116,0.2048783716120944,0.20337953433259431,0.20002953583655764,0.19995749441081126],"twin_dists":[0.16359604647171339,0.1707921651386771,0.18118573726705856,0.1862779969736243,0.19291781089050655,0.1974323059514614,0.20843081379222272,0.2155303733623122,0.21626705864507673,0.22000011793588597,0.22157109327290694,0.22220158584627114,0.2224674763107866,0.22324441723448432,0.22574313577933686,0.22625692906228137,0.22715712487229012,0.22720881878918567,0.22933235283910475,0.22972153100126025,0.23091032269626902,0.23125966187217006,0.23179459271466138,0.23300006018993927,0.23302613575620418],"n_dims_used":43,"mean_confidence":0.9161156942678053},"coverage":{"mean_confidence":0.9161156942678053,"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}}