{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930006921","494:4940008522","466:4660000801","494:4940007812","466:4660000362","490:4900006653","496:4960000703","466:4660000188","493:4930007143","494:4940007051","466:4660007784","466:4660002720","494:4940008677","466:4660003996","466:4660007492","466:4660005347","494:4940007583","466:4660002881","466:4660000094","466:4660000718","493:4930007132","466:4660000123","466:4660003164","493:4930005639","496:4960000874"],"twin_admin_codes":[493,494,466,494,466,490,496,466,493,494,466,466,494,466,466,466,494,466,466,466,493,466,466,493,496],"twin_sims":[0.45004765228732635,0.3309381337200332,0.31136525626670764,0.3073083379268837,0.2931365473644202,0.2901171586195685,0.2898767222905391,0.28830189363645864,0.2865413969016745,0.28429961294736544,0.28376113639776934,0.2771301479535107,0.257555654819144,0.25696880695802904,0.25466397390936596,0.2545649466307123,0.25408290113970167,0.2539198238472784,0.2529117708459755,0.2508320248628339,0.25081548905437284,0.2499198945357136,0.24974059714592733,0.24852972698531062,0.24761847634919704],"twin_dists":[0.1641154998367111,0.1931442644023103,0.19839692301659398,0.1995088297914384,0.20346128613282785,0.2043178270438435,0.20438626159181736,0.20483533929278955,0.2053391022191755,0.20598328062720384,0.20613846725390533,0.20806428205472355,0.21392022960058754,0.21410001857557934,0.21480866058942927,0.21483919832436493,0.21498795784726782,0.21503832415905277,0.21535011786452557,0.21599589838939592,0.21600104657003502,0.21628020123901426,0.2163361645902927,0.21671478332486785,0.21700049623913872],"n_dims_used":45,"mean_confidence":0.9264388190375434},"coverage":{"mean_confidence":0.9264388190375434,"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}}