{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001722","487:4870001907","487:4870000667","487:4870000462","487:4870000348","487:4870001933","487:4870000463","487:4870001721","487:4870001726","487:4870000668","487:4870000593","487:4870001843","487:4870001553","487:4870000586","494:4940007671","494:4940007037","487:4870001632","487:4870001934","494:4940008650","487:4870001649","494:4940007033","487:4870000456","487:4870000472","487:4870001630","496:4960006088"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,494,494,487,487,494,487,494,487,487,487,496],"twin_sims":[0.6369478298995064,0.5497813900744138,0.4903049100299327,0.4805846337361193,0.41321285172085065,0.3926552164012687,0.3646280912723357,0.3506100653355871,0.33275680992331763,0.32609680427155224,0.3075632667579949,0.2935034075463597,0.2899385096115512,0.27380487496549377,0.24605390942397892,0.24530991402792024,0.2452097583054447,0.2446361012368899,0.22786623892832802,0.213314528684602,0.20622226482540004,0.20464337030315138,0.20347127741989,0.19714216000607054,0.18955196907128405],"twin_dists":[0.12335581445779915,0.14206090940582744,0.15506032798365227,0.15722345266169122,0.17266884537751265,0.1775839137297278,0.18448371470370264,0.18803391336257355,0.19266505765002429,0.19442700883107905,0.19943871229001153,0.20335757255854542,0.20436867205421372,0.209040607480757,0.21749262816443657,0.21772735689786113,0.21775899077937586,0.217940339250178,0.22336875117964328,0.22829759417856543,0.23078230363660834,0.2313433555373967,0.23176177235725662,0.2340502714622079,0.2368628702102724],"n_dims_used":42,"mean_confidence":0.9074811481294178},"coverage":{"mean_confidence":0.9074811481294178,"n_dims_used":42,"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}}