{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003048","490:4900001997","490:4900002159","490:4900003752","490:4900003075","490:4900004012","490:4900003353","487:4870011585","490:4900005676","478:4780001167","480:4800003886","487:4870002455","490:4900003333","490:4900003891","490:4900004007","490:4900000556","490:4900002764","490:4900002335","490:4900003356","490:4900005412","490:4900002487","490:4900003726","490:4900005281","490:4900003090","490:4900007634"],"twin_admin_codes":[490,490,490,490,490,490,490,487,490,478,480,487,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3980592004363562,0.38728313089600785,0.3612425629938945,0.3590288085955725,0.3180987703629116,0.31377530859180586,0.29981289989284415,0.29709799651682955,0.2896661041223968,0.28867156510625125,0.2870717395519807,0.27849014259050064,0.27697020083218615,0.2696938754861359,0.2633572071601154,0.25649962875839133,0.25526224508299655,0.25525491622796054,0.253685292947523,0.25077336506172854,0.2507373672566727,0.2476300705683287,0.2415178005868335,0.24063858403576285,0.23846529030059596],"twin_dists":[0.1762808323246431,0.1788875978233545,0.1853346363696196,0.18589323743138966,0.19656951758346516,0.19774030473816614,0.20158567738901545,0.20234538817755154,0.20444623691382355,0.20472979254268017,0.20518715094793158,0.20766704028980246,0.2081110791972112,0.21025775067845112,0.21215656135020416,0.21424394456603124,0.21462432753691416,0.21462658396887885,0.21511079490892918,0.21601416223454978,0.2160253715730687,0.21699685676282482,0.2189309529777489,0.21921175518010502,0.2199087277915607],"n_dims_used":45,"mean_confidence":0.9174098544650607},"coverage":{"mean_confidence":0.9174098544650607,"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}}