{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004745","490:4900005164","490:4900005028","490:4900005029","490:4900005030","490:4900005166","490:4900007532","490:4900006926","490:4900005287","490:4900006311","490:4900005291","490:4900005956","490:4900005955","490:4900005429","490:4900004610","490:4900005684","490:4900006310","490:4900005031","490:4900005953","490:4900003636","490:4900005954","490:4900005958","490:4900006328","490:4900003108","490:4900006440"],"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":[0.8955526878278206,0.8752025439791922,0.8345644295284639,0.7680156470250482,0.6949931995866421,0.6605532362556834,0.6513808754192083,0.6143020394532898,0.6084978525210837,0.6064110814517928,0.5933894622446343,0.5258304778668342,0.5216868369273061,0.5191746028939371,0.504894677699177,0.5036581840660747,0.4956328658817555,0.4853100429759929,0.47724476508051983,0.4732284560060351,0.4602543380869007,0.4569594913107895,0.4549365905387935,0.4302881261948882,0.4156038966363659],"twin_dists":[0.061003478412748606,0.06705849802296254,0.07810745638326028,0.0943616889177823,0.11079035507011957,0.11827531416699491,0.12025293959798637,0.1282103350283897,0.12945325706396923,0.1299000922159788,0.13268880834352198,0.14725457840628034,0.14815802364981426,0.14870657500353082,0.15183715464558278,0.1521093019486278,0.1538801480926518,0.15617020476813973,0.15796985618287016,0.15886968135635027,0.16179421824692058,0.16254149145664348,0.16300124979051972,0.1686669354954548,0.17210429242525893],"n_dims_used":44,"mean_confidence":0.8990136059847745},"coverage":{"mean_confidence":0.8990136059847745,"n_dims_used":44,"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}}