{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006513","490:4900003851","490:4900004413","490:4900004954","490:4900003856","490:4900001428","490:4900002006","490:4900004820","490:4900004399","490:4900001819","494:4940006835","490:4900002765","490:4900005637","494:4940007046","490:4900004271","490:4900003030","490:4900001276","490:4900003998","490:4900002911","494:4940007161","487:4870003677","490:4900001405","490:4900001692","470:4700004327","490:4900005761"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,494,490,490,490,490,490,494,487,490,490,470,490],"twin_sims":[0.4534293872696824,0.4402020408986385,0.3451164214638936,0.3408474614167588,0.3385358463371483,0.32032866599352083,0.28737953087921153,0.2794883353897716,0.2783292568632239,0.2747713756909824,0.27149362247382447,0.264559994433979,0.26294508583055526,0.2530487425772306,0.2517979465630531,0.24684622457422392,0.23743160594572332,0.2362129252737555,0.22798435949222323,0.22768586648188757,0.21797606930043845,0.21561791594626084,0.20980422056943912,0.20268874950963497,0.20182409835871382],"twin_dists":[0.16334428711170307,0.16637337229997934,0.18944529880994157,0.19055028178042296,0.19115171245885035,0.1959691738616199,0.2050990411900382,0.20737622866919023,0.20771397176612433,0.20875609042083132,0.20972350246380433,0.21179397098375397,0.21228103681430363,0.2153077057746232,0.2156955479192936,0.2172431562314789,0.22024168032857436,0.22063543750237008,0.22332961338833396,0.2234285412839722,0.2266947919095056,0.22750268899198278,0.2295202603315828,0.23204204232391026,0.23235259105328634],"n_dims_used":45,"mean_confidence":0.9161390516493055},"coverage":{"mean_confidence":0.9161390516493055,"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}}