{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002786},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002789","489:4890002875","489:4890002703","489:4890002620","489:4890002704","489:4890002619","489:4890002785","489:4890002876","489:4890002874","489:4890002790","489:4890002542","489:4890002456","489:4890002541","489:4890003117","489:4890003276","489:4890002538","489:4890003273","489:4890002460","489:4890002700","489:4890003031","489:4890003195","489:4890002214","489:4890003275","489:4890002788","489:4890003196"],"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":[0.9241347266431097,0.9205230702464,0.884952390533005,0.8534661712500937,0.8419265515272006,0.8384788248390371,0.8320816425605144,0.8241806446695369,0.8122841415915483,0.7514453890794858,0.7273373680846661,0.6983610992951611,0.6534281374685873,0.6502536286932604,0.5209564312073742,0.49477592735066867,0.4878145504020098,0.4841042447834985,0.47897000537357964,0.45238064905893716,0.43733515337133505,0.3840325556517738,0.377435969457236,0.3575829819432554,0.352845116435246],"twin_dists":[0.051590557032945954,0.05285531542761909,0.0642114573535513,0.07311123266996765,0.07618719032571239,0.07709031692274618,0.07874822880914019,0.0807659654296487,0.08374741025824305,0.09818317829087435,0.1036337951717094,0.11005190022515468,0.11981197285275016,0.1204956419500961,0.14831744534100047,0.15406971518971047,0.15561326345554752,0.15643865997419337,0.15758408597112158,0.16358322574243037,0.1670344895886392,0.17968058572817744,0.18129979222475656,0.18625901738041867,0.18746302160561992],"n_dims_used":45,"mean_confidence":0.9197960747612848},"coverage":{"mean_confidence":0.9197960747612848,"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}}