{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870009600},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011412","487:4870009482","487:4870011400","487:4870009347","487:4870008344","487:4870009197","487:4870011287","487:4870010655","487:4870008048","487:4870008337","487:4870008919","487:4870008789","487:4870009202","487:4870011519","487:4870008908","496:4960007131","487:4870011294","487:4870004508","487:4870004509","487:4870008776","487:4870010932","487:4870010654","487:4870010931","487:4870009205","487:4870000594"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,496,487,487,487,487,487,487,487,487,487],"twin_sims":[0.399310404629076,0.36407852006649677,0.3630049102000457,0.3514561705338003,0.34848690498133167,0.34800251010543026,0.3236024757256952,0.32079845208633884,0.29019546833705473,0.2822163845471233,0.25887544273135776,0.2504729419089431,0.24559619797151183,0.2417882309849723,0.23304606319160986,0.23265336946882,0.23095409188910052,0.22740961117030192,0.19954941159589934,0.19632681601346416,0.1929278686130791,0.19007202504466703,0.18752740994692174,0.18379597542743636,0.17912870498999742],"twin_dists":[0.17598028570675692,0.18462157168398238,0.18489118467227045,0.18781757282826145,0.18857799034357223,0.18870236405148677,0.195092010019179,0.1958429952192698,0.20429554532203706,0.20658464665076873,0.21351683673870728,0.2161077423695972,0.21763698083183436,0.21884471681962234,0.22166490715596518,0.22179320029680977,0.22235000195429247,0.22352017560351226,0.23317396470444646,0.23434875659246515,0.2356024074094665,0.23666768073958305,0.23762632480043344,0.23904873022926298,0.2408568296567122],"n_dims_used":43,"mean_confidence":0.9128520876862282},"coverage":{"mean_confidence":0.9128520876862282,"n_dims_used":43,"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}}