{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002141},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002827","489:4890002566","489:4890002155","489:4890002307","489:4890002826","489:4890002996","489:4890002828","489:4890002068","489:4890002641","489:4890002993","489:4890002563","489:4890002144","489:4890002653","499:4990002206","489:4890002414","489:4890002426","489:4890002739","489:4890003183","477:4770003527","489:4890002313","489:4890002911","489:4890003388","489:4890002804","489:4890001810","489:4890002657"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,499,489,489,489,489,477,489,489,489,489,489,489],"twin_sims":[0.8651619968433727,0.7979440151826128,0.7553500984884778,0.7073077793847321,0.6618380818050439,0.6600527011163495,0.6499988723891799,0.6433259904533906,0.6382375567588817,0.6313742579709768,0.6302767442137271,0.6250887741679547,0.6232662716942394,0.621474337730588,0.6186097078955086,0.610600502686289,0.6096801656713879,0.6093057446962885,0.6090854264425267,0.6043819543144789,0.5969610853567334,0.5936791635988374,0.5883546606010087,0.5845110605246335,0.5844234769885749],"twin_dists":[0.06990059430197344,0.08726112849331624,0.09728872281551833,0.1080832581761853,0.11799786442101108,0.1183833695945302,0.1205504828758054,0.12198577623990511,0.12307890974566812,0.12455179654037042,0.12478718672237986,0.12589944652658416,0.1262900274625113,0.12667399311000524,0.1272876952548657,0.12900301162675193,0.1292000875061768,0.12928026300071516,0.129327439962529,0.13033458469975925,0.13192375931415745,0.13262674721376796,0.13376761355023167,0.13459152918131062,0.1346103077267807],"n_dims_used":45,"mean_confidence":0.9140970865885417},"coverage":{"mean_confidence":0.9140970865885417,"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}}