{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011171},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011311","490:4900011308","490:4900011443","490:4900007889","490:4900011244","490:4900010242","490:4900010659","490:4900010314","490:4900011377","490:4900010581","490:4900009942","490:4900010313","490:4900010054","490:4900010128","490:4900010498","490:4900008440","490:4900010052","490:4900011444","490:4900011506","490:4900011504","490:4900011508","490:4900010824","490:4900010658","490:4900008331","490:4900011509"],"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":[0.5257817330145894,0.23887834530563504,0.16825091764964673,0.1269993348102848,0.09265294554107069,0.08203575210773036,0.08032807014613295,0.06593658034703075,0.06222820511347905,0.051818806846862624,0.04927110261512079,0.04816625959897474,0.04694897468742927,0.04688133436785604,0.044265679703816646,0.04421227406943006,0.043987285792707845,0.04151334531849255,0.035153592378267234,0.02535704800725492,0.02467971820647196,0.022534289478355538,0.021378130012534288,0.01852671630832792,0.017639115866509496],"twin_dists":[0.14726519698427368,0.21977594456478908,0.24520487945498762,0.26384496305829097,0.2832868649556951,0.29044303632482993,0.2916621380976655,0.30286451434295647,0.3060713178623633,0.3159983796458409,0.31867809372819683,0.3198762225321118,0.3212231623538324,0.32129885997733215,0.32429873387615665,0.3243615169332223,0.3246267119000068,0.3276206068008555,0.33607283904474733,0.3520867677197561,0.3533814634056551,0.35769599033819305,0.3601710997062561,0.36681399726919584,0.369064646172804],"n_dims_used":45,"mean_confidence":0.8892223782009548},"coverage":{"mean_confidence":0.8892223782009548,"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}}