{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000995","487:4870001092","487:4870001280","487:4870001364","487:4870001011","487:4870000830","487:4870001284","487:4870000673","487:4870001282","490:4900012538","490:4900012959","490:4900002299","487:4870002747","487:4870001940","487:4870001191","487:4870002360","490:4900004125","487:4870002196","490:4900002599","487:4870001852","490:4900012888","487:4870000916","490:4900002745","487:4870001015","487:4870000751"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,490,490,490,487,487,487,487,490,487,490,487,490,487,490,487,487],"twin_sims":[0.4200251950504964,0.3400826604092961,0.3063582864982272,0.2949202053005934,0.2593972288855795,0.2539611021802199,0.2522620624602561,0.2105595240104449,0.20136557061829063,0.1951669213213858,0.18318888066044473,0.18231536353533023,0.18134229043455768,0.18114780783681822,0.1807372927712428,0.17605926872839742,0.17244186835994402,0.16279663963008537,0.15763806093052424,0.1535473164977384,0.15191326965548255,0.1498253980309419,0.1493113340656751,0.14453744526866474,0.14283514661156663],"twin_dists":[0.17106403502129933,0.190749022911914,0.1997704346979996,0.20295775387397433,0.2133577104948439,0.2150255734321258,0.21555149373453003,0.22925601738184537,0.23251764744520606,0.23477486038449613,0.2392820696309173,0.23961876869755797,0.23999518605709125,0.24007058956983465,0.2402299399858184,0.24206420621115496,0.24350653128706237,0.2474614089925199,0.2496465777639908,0.2514167813785617,0.25213354880819067,0.2530576757685807,0.25328666210569684,0.255441469958289,0.2562225908646859],"n_dims_used":43,"mean_confidence":0.906016327614008},"coverage":{"mean_confidence":0.906016327614008,"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}}