{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003583},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003392","489:4890002920","489:4890001847","489:4890002264","489:4890001999","489:4890002928","489:4890003000","489:4890003015","489:4890003092","489:4890002107","489:4890003244","489:4890003160","489:4890001916","489:4890003162","489:4890003461","489:4890002024","489:4890002012","489:4890002501","470:4700007556","489:4890002491","489:4890001765","470:4700006738","489:4890003159","500:5000001837","479:4790003559"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,470,489,500,479],"twin_sims":[0.7035515977488587,0.6957697591617997,0.5744315256783408,0.5708186452028121,0.5572835365515649,0.5549443333746076,0.5512411037148202,0.5482975982796763,0.5259239157122938,0.5173665597154018,0.5145691598309723,0.48650460744629764,0.48000797212455615,0.4738693382376586,0.4357576433797715,0.39738742046084746,0.3908478325439997,0.36493903278567763,0.3505684078279106,0.3381306582936728,0.3316507254227545,0.32358786042451,0.3177553409102169,0.31260401417728423,0.29457873549651487],"twin_dists":[0.1089110539702639,0.1106202054197035,0.13675411992997671,0.1375301195339591,0.14044244493412286,0.14094672884403117,0.141745730705405,0.14238142789944538,0.14723422451835422,0.14910175370445714,0.14971383260368107,0.1559044533746653,0.15735220775582745,0.1587259284396077,0.16739900014402398,0.17644237592718212,0.17802158666562556,0.18440576312865964,0.188044571808933,0.19125736050996267,0.19295633098469744,0.19509591491637007,0.19666218760274118,0.19805906322226413,0.20305401221864566],"n_dims_used":45,"mean_confidence":0.9178726196289062},"coverage":{"mean_confidence":0.9178726196289062,"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}}