{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005489},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007609","490:4900004825","490:4900007735","490:4900006992","490:4900005230","490:4900003986","490:4900006617","490:4900007118","490:4900003180","490:4900007607","490:4900004693","490:4900007240","490:4900006386","490:4900006761","490:4900001829","490:4900006751","490:4900007363","490:4900006763","490:4900007734","490:4900003306","490:4900007495","490:4900004538","490:4900004404","490:4900001282","490:4900005623"],"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":[0.6567440871195689,0.6063501461265204,0.5778206662131748,0.5664081118861768,0.5549302387285189,0.4885021039094032,0.47897368138813234,0.4770988567240626,0.45407614820553016,0.4522091081846473,0.45011494872363916,0.4477088142389137,0.4451925460369654,0.4396857063280175,0.4351835148325786,0.43501659752083793,0.41236034870771454,0.400517019946505,0.3980977088130977,0.397992764661126,0.3950591206323094,0.393643689291826,0.39015093184582705,0.3886487380157351,0.38342490242383287],"twin_dists":[0.11909722100387006,0.12991314010480773,0.13602661275769934,0.13847817068955126,0.1409497683169486,0.15546052086679082,0.1575832644784277,0.15800250248421105,0.16319703412593958,0.16362232810294872,0.1641001317598173,0.16465014279207593,0.16522652514954791,0.16649231632648873,0.16753179247561426,0.16757041250945567,0.1728704733121455,0.1756908555197227,0.1762715759581433,0.17629680264075992,0.17700323696328582,0.17734494355930203,0.17819059945872645,0.17855539484077973,0.17982917880728053],"n_dims_used":45,"mean_confidence":0.9216317918565539},"coverage":{"mean_confidence":0.9216317918565539,"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}}