{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003898},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005320","490:4900002809","480:4800005322","493:4930004582","480:4800003899","485:4850004000","480:4800004895","494:4940000324","496:4960011053","493:4930003049","490:4900002798","466:4660001340","496:4960011054","496:4960010346","485:4850004677","496:4960011477","478:4780006978","496:4960011213","496:4960011371","496:4960010438","490:4900002801","490:4900003091","480:4800003824","490:4900001906","478:4780006839"],"twin_admin_codes":[480,490,480,493,480,485,480,494,496,493,490,466,496,496,485,496,478,496,496,496,490,490,480,490,478],"twin_sims":[0.35928275892575023,0.06928835122451449,0.03726959673705179,0.02281022059250689,0.021951356775190202,0.021033379267823966,0.02101322796693082,0.02087779834705979,0.01974220985050495,0.015584020487418169,0.014066392406487339,0.013402667311936312,0.012358976517324177,0.01208270113007425,0.011781055263005031,0.011320113838035648,0.011039236955720393,0.010708644731643976,0.010510332561928246,0.010341442442542056,0.009971210073227044,0.008565190681084177,0.00853740533536155,0.008529233498804427,0.008259465304858668],"twin_dists":[0.185829068471383,0.3000903678925118,0.3331262819648395,0.35712161767337275,0.3589297729409719,0.36093167386988173,0.3609764656072544,0.3612784686635239,0.36388023791250146,0.37468324634978656,0.3792676087392286,0.38141116738030806,0.3849797306670113,0.38596899390581635,0.387072276349985,0.3888076085155619,0.38989607511419977,0.39120920364673656,0.392014321622712,0.39271072501644033,0.39427350378035,0.4007232586879881,0.4008600042349725,0.4009002977209301,0.4022502605373376],"n_dims_used":43,"mean_confidence":0.9222788256268168},"coverage":{"mean_confidence":0.9222788256268168,"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}}