{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001670","489:4890003248","489:4890003257","489:4890003084","489:4890003262","489:4890002091","489:4890003215","489:4890002022","489:4890003177","489:4890002581","489:4890001844","489:4890003095","489:4890001667","489:4890003249","489:4890003516","489:4890001846","489:4890003006","489:4890002737","489:4890001663","489:4890002767","489:4890002405","489:4890002100","489:4890001995","489:4890003531","489:4890003171"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8949951996714713,0.8905265219532211,0.830942568173451,0.7912603450697043,0.7501559725535525,0.739732639466316,0.7134138663180837,0.7123541573292692,0.7093623594981301,0.6799586341138059,0.6700590596745043,0.6688414334448386,0.6627581974836694,0.648886843550629,0.6281268339078303,0.6274498316516997,0.6259347643070979,0.6160661497577118,0.6127024684073363,0.6089797356038368,0.606470147687952,0.5906584615379434,0.589773588071169,0.5872431431294372,0.5828670766704865],"twin_dists":[0.06117541219817867,0.06254030209753743,0.07904110470122748,0.08887216009124267,0.09847777522882663,0.10084592219047386,0.10673337420800055,0.10696803370098587,0.10762964443105523,0.11407140458634957,0.11621980473003098,0.11648348096047749,0.11779910467400394,0.12078982714465332,0.1252481932105254,0.12539333804038688,0.1257181177983898,0.12783251413322616,0.128552891739874,0.1293500715924254,0.1298874445497969,0.13327392195739834,0.13346353313787168,0.13400584429790735,0.134944044400155],"n_dims_used":45,"mean_confidence":0.9147006564670139},"coverage":{"mean_confidence":0.9147006564670139,"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}}