{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003502},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003401","489:4890003500","489:4890002577","489:4890003402","489:4890003069","489:4890003152","489:4890003070","489:4890002581","489:4890003428","489:4890002665","489:4890002660","489:4890003073","489:4890003331","489:4890002100","489:4890003177","489:4890001898","489:4890002405","489:4890002089","489:4890003333","489:4890002166","489:4890002182","489:4890001991","489:4890001986","489:4890000970","489:4890002657"],"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":[0.8348584831305123,0.827878663562025,0.7635731024878603,0.7418834141357407,0.7119516272192437,0.7003354950317133,0.6370882915833705,0.6288384533606202,0.6113543732481418,0.6073448936424096,0.5966331819854982,0.5959799227880398,0.5931762419689091,0.590595489465027,0.5711165940233888,0.5637840126057082,0.5603618770110199,0.5486299856279919,0.5416584514376882,0.5320865042605356,0.53068492616095,0.52593486337046,0.5135604004830824,0.5119715000995798,0.5094250654115909],"twin_dists":[0.07803134370847092,0.07982552918155844,0.09539303855435752,0.10035914714270068,0.10705712555569538,0.1096183419995007,0.12332566029478016,0.12509561398556637,0.12884157899382495,0.1297001378669315,0.13199399021720548,0.13213391009073194,0.13273448616279138,0.13328741516621093,0.1374661046211745,0.13904264072530093,0.13977928300655165,0.14230961533756953,0.14381740819197247,0.14589353295269927,0.1461981583885348,0.14723183980477825,0.1499347527476092,0.15028294510657786,0.1508415447506195],"n_dims_used":45,"mean_confidence":0.9142228868272569},"coverage":{"mean_confidence":0.9142228868272569,"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}}