{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010639},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010548","490:4900009184","490:4900011814","490:4900011488","490:4900009912","490:4900008511","466:4660004217","466:4660004810","466:4660003842","466:4660004140","490:4900011812","466:4660003605","490:4900011550","490:4900012153","490:4900010895","490:4900010208","490:4900010111","466:4660003723","490:4900009177","490:4900012082","490:4900011811","490:4900010464","466:4660003847","490:4900006517","490:4900007116"],"twin_admin_codes":[490,490,490,490,490,490,466,466,466,466,490,466,490,490,490,490,490,466,490,490,490,490,466,490,490],"twin_sims":[0.513943859094309,0.39705306285088865,0.376780873549602,0.37241790811710407,0.32907604677755864,0.3267959761014907,0.30484566963047277,0.30264971883079755,0.30229883214725706,0.28461800951753763,0.2831505657653021,0.2751289235069817,0.2630054310492292,0.2604522415922953,0.2540649165500985,0.24404467822265433,0.24361249387432543,0.24099008817341833,0.2375069459228267,0.23437006710334765,0.22011418130419383,0.2169501607658648,0.21557401397944426,0.21444874308330425,0.2126790861922539],"twin_dists":[0.1498507619078375,0.17652282585583395,0.18146133803767953,0.18254076536703898,0.19363640677798702,0.19424111242901648,0.20018791557230767,0.20079613752870118,0.20089356142253645,0.20589160341179577,0.2063146460975352,0.2086509915366702,0.2122628027651466,0.21303658337804648,0.21499351136818043,0.21812759135546028,0.21826461175627002,0.21909941287456075,0.22021738122801854,0.22123339761792515,0.22596734076751468,0.22704553905711214,0.2275177859726426,0.22790545324104952,0.22851790728611224],"n_dims_used":45,"mean_confidence":0.9183536105685763},"coverage":{"mean_confidence":0.9183536105685763,"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}}