{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012720","490:4900005548","490:4900011558","490:4900012578","491:4910002160","490:4900012361","490:4900010023","491:4910005714","490:4900010122","490:4900011622","491:4910005364","490:4900005560","490:4900005284","491:4910004856","490:4900012088","497:4970000326","490:4900005820","491:4910005006","490:4900010121","490:4900004742","490:4900004466","490:4900006434","491:4910002158","490:4900002518","497:4970000272"],"twin_admin_codes":[490,490,490,490,491,490,490,491,490,490,491,490,490,491,490,497,490,491,490,490,490,490,491,490,497],"twin_sims":[0.034436157528919493,0.02423921908568616,0.014352536360357037,0.009122485110055372,0.0062498837246741925,0.004695733125028311,0.003359902006249795,0.003214363661173653,0.003122461164771795,0.0026572602747805506,0.001940437770349865,0.0018426791021571303,0.0014504886965480879,0.001417369654563549,0.001319963436738163,0.0012188917092228813,0.0010875100042710857,0.0008334159220415759,0.0006948901209488735,0.0005480418467996969,0.00045709752731020045,0.00044900966403248394,0.00044558722493798485,0.00043216780629061783,0.00039432440522530355],"twin_dists":[0.33710614685776147,0.3542400545865734,0.378370929378545,0.3980610883307106,0.41377581262311064,0.4252710698092408,0.4383468266079527,0.44004749369597257,0.44115798855383787,0.44728364866497455,0.4589861281341186,0.4608818925839278,0.46955886036053696,0.47038783993963296,0.4729340265115489,0.4757667213564367,0.47979315113042825,0.48905902715065414,0.4952888116075795,0.5033087625832554,0.5093535588438306,0.5099444021044708,0.5101974237017333,0.5112073832986117,0.5142221730389833],"n_dims_used":44,"mean_confidence":0.8882049213756215},"coverage":{"mean_confidence":0.8882049213756215,"n_dims_used":44,"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}}