{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002504},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002168","489:4890003087","489:4890002252","489:4890002666","489:4890002173","489:4890001683","489:4890003524","489:4890001833","489:4890001680","489:4890002265","489:4890002172","489:4890002834","489:4890003456","489:4890002745","489:4890002496","489:4890001852","489:4890002090","489:4890002186","489:4890001839","489:4890002185","489:4890002004","489:4890001686","489:4890002578","489:4890002346","489:4890001927"],"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":[0.7990083287296346,0.7388543842767956,0.6662704680131141,0.6497443593944903,0.643118155929456,0.6420970427004163,0.6232030921152782,0.6207105242186047,0.604906634169293,0.6042811501599327,0.6017402883522769,0.5985521788475636,0.5873693195711376,0.5760687018001858,0.5528300111014429,0.5486231699070802,0.5429906051786777,0.5389038644852713,0.5322997198500272,0.5317789966720173,0.5267598450246321,0.5232412568538968,0.5172974343971866,0.5170235376133591,0.5152928010599567],"twin_dists":[0.08700309436669171,0.101044424705945,0.11703984176817346,0.12060526797629259,0.12203044621841509,0.12224988698978505,0.12630356627180345,0.12683764120261176,0.1302222355732438,0.13035616985725895,0.13090025562149585,0.13158299234409293,0.1339787996427768,0.13640263660796792,0.1414028088272115,0.14231108780655702,0.14352902682613525,0.14441413258227628,0.1458472063641177,0.1459603536996701,0.14705216674516788,0.14781892030656213,0.14911686879426397,0.14917676444834552,0.14955541992366844],"n_dims_used":45,"mean_confidence":0.9148228963216146},"coverage":{"mean_confidence":0.9148228963216146,"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}}