{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011415","490:4900012006","490:4900010605","490:4900012074","490:4900012206","490:4900011939","490:4900012134","490:4900012139","490:4900011655","490:4900011938","490:4900011473","490:4900012133","490:4900009274","490:4900011198","490:4900011548","490:4900010785","490:4900011931","490:4900006374","490:4900011800","490:4900012129","490:4900011872","490:4900009970","490:4900012200","490:4900009154","490:4900011477"],"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":[0.6173552299975132,0.5403346079209285,0.425091059062411,0.3223492152877265,0.32153895223854745,0.3205311372178114,0.3132203976095448,0.2857288345090599,0.2719411834010899,0.2658629113323771,0.25698177546561324,0.1979585947685951,0.17970712254255902,0.17413874210256972,0.1663478803415118,0.16259999539978437,0.15610342407584235,0.14222546407022052,0.13979779510177834,0.13954882162638121,0.13173144873760612,0.1271184857614111,0.1251697528899914,0.11763526471535857,0.11607319808857779],"twin_dists":[0.12755640913810262,0.14410412023750466,0.16987780295411112,0.1954272124068731,0.19564431614619765,0.1959147799246346,0.19789123476328319,0.20557224147606176,0.2095909851486783,0.21140235436311783,0.21409604269205215,0.23375224187612248,0.24063095450774655,0.24282729333320685,0.24598612021187144,0.2475437784370269,0.25030668640052955,0.2565040329398613,0.25763368185019103,0.25775035918439226,0.2614957514175224,0.2637850059537433,0.264771014327835,0.2686968756444386,0.269534732961956],"n_dims_used":45,"mean_confidence":0.9070066663953993},"coverage":{"mean_confidence":0.9070066663953993,"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}}