{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002506},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001837","489:4890002835","489:4890001835","489:4890003182","489:4890002666","489:4890002742","489:4890002656","489:4890002841","489:4890002836","489:4890002840","489:4890002834","489:4890002743","489:4890001928","489:4890001920","489:4890001839","489:4890002077","489:4890002007","489:4890002751","489:4890001833","489:4890001748","489:4890002324","489:4890003181","489:4890001991","489:4890002839","489:4890002745"],"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":[0.9224180375680379,0.8670240789372847,0.853980586404774,0.8449550358941756,0.8391681215003665,0.8299205663090861,0.8258576530134907,0.8203419226848861,0.8142023298681541,0.8132830443336194,0.8111800964878437,0.8091941984071214,0.8070851789487093,0.8048775024320526,0.8026596329571577,0.7921507901117528,0.7880646543174107,0.7824896487207557,0.7810708842609704,0.7760405909648131,0.7724377197743879,0.7710439712060213,0.7667211865528698,0.7656439284231255,0.7573253595659948],"twin_dists":[0.05219492456522954,0.06937985305522394,0.07297208573152193,0.07538805448270948,0.0769103093294698,0.0793032987698677,0.08034033122869762,0.08173513326655969,0.08327099646631932,0.08349951519564838,0.08402090054614249,0.08451154398079087,0.08503081473593464,0.08557244271495205,0.08611462502697534,0.08865843872747609,0.08963694820872571,0.09096307199154675,0.09129896980198758,0.09248494416377699,0.0933297792713106,0.09365560329043414,0.09466274313948993,0.09491294045648169,0.09683487699604264],"n_dims_used":45,"mean_confidence":0.9148490058051215},"coverage":{"mean_confidence":0.9148490058051215,"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}}