{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012000},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012207","490:4900012141","490:4900012140","490:4900009568","490:4900012072","490:4900011667","490:4900008608","490:4900010519","490:4900012073","490:4900008708","490:4900009671","490:4900012889","490:4900012280","490:4900012414","490:4900009575","490:4900012749","490:4900012822","490:4900012750","490:4900009360","490:4900008081","490:4900009789","490:4900009256","490:4900012699","490:4900012135","490:4900012836"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4927427921899651,0.47381120447138386,0.24997388275674515,0.21682904125573058,0.19629553406571815,0.17110707487826388,0.1586280386956905,0.15529419024299723,0.14582852478823613,0.0944673065399747,0.08773782256740943,0.085300344241708,0.07233350951139172,0.07189596182615625,0.0714956649814469,0.07112200267034373,0.06743579914612467,0.0666887734506631,0.05693280049377981,0.043499628670994155,0.03529864169369535,0.034966808619623965,0.03398638864634633,0.02760772223008073,0.02574224884734221],"twin_dists":[0.15451985556324968,0.15873896546386163,0.21626335514868145,0.2270870220835483,0.23436022552970706,0.24404420092921542,0.2492232325279325,0.25065668107991945,0.25485357942692566,0.28212980571958635,0.2865139632683668,0.2881678577911076,0.2976630192585162,0.29800663647686515,0.2983224866847028,0.29861861719756744,0.30160979310222974,0.3022321164746342,0.31093393352514276,0.32520545050137295,0.3358661110010172,0.33634011959437077,0.3377633268436343,0.34798897669450185,0.35136374047259983],"n_dims_used":45,"mean_confidence":0.9126324123806424},"coverage":{"mean_confidence":0.9126324123806424,"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}}