{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010745},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011221","490:4900008006","490:4900007788","490:4900007998","490:4900010827","490:4900008005","490:4900010996","490:4900007892","490:4900008345","490:4900008891","490:4900008227","490:4900011076","490:4900010661","490:4900008453","490:4900011297","490:4900010916","490:4900011063","490:4900011062","490:4900008120","490:4900008012","490:4900010742","490:4900010750","490:4900010906","490:4900011075","490:4900010650"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6482182633341567,0.47069728456512866,0.459096901803443,0.44298079903676124,0.3855777050104751,0.35274285004940054,0.34920743483054817,0.3288847750257472,0.3144226800551251,0.3080861766584947,0.28933359327080277,0.28843949343988834,0.27851696079240446,0.2762389511553179,0.2675272898768495,0.25512277925687415,0.25365061377849824,0.24840609127812424,0.23854785992906116,0.23522822478208547,0.23256423656623332,0.228445395571824,0.22409837685248946,0.22033915979012514,0.21990730490821975],"twin_dists":[0.1209336961226851,0.1594380698042452,0.16205650639475278,0.16573418154003453,0.1793032455974745,0.18748910196740126,0.1883931543668134,0.19368704572921613,0.1975644181015709,0.199294991957241,0.2045409751923012,0.2047960430374878,0.2076592188408359,0.20832523787187449,0.21090382731079577,0.2146672737805176,0.21512151448830238,0.2167535085520631,0.2198821724783914,0.22095456611838274,0.2218223398470867,0.22317698303244143,0.2246243098725473,0.22589107205241873,0.2260375188778038],"n_dims_used":45,"mean_confidence":0.8867672390407986},"coverage":{"mean_confidence":0.8867672390407986,"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}}