{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009544},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009441","490:4900009560","490:4900009233","490:4900008817","490:4900008349","490:4900009449","490:4900007908","490:4900009564","490:4900009118","490:4900009237","490:4900011960","490:4900009766","490:4900009834","490:4900009636","490:4900009244","490:4900009232","490:4900009134","490:4900009859","490:4900011970","490:4900008683","490:4900009347","490:4900009439","490:4900009647","490:4900011653","490:4900008461"],"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":[0.17087219942903992,0.08535052787482578,0.08369416593589948,0.029302801826762988,0.028599898022504316,0.027593841994433335,0.024380962112657834,0.02192925076786496,0.021744930715324344,0.01953367107885049,0.018861440021553502,0.016237284704214813,0.01503008891992706,0.014337335392405495,0.010198705385194162,0.01008647461828385,0.0098104413991569,0.008625089471376407,0.008478549907482607,0.008132583243065736,0.00613656836307705,0.005889299945052313,0.005823238852958853,0.005596730722417515,0.005567244092894796],"twin_dists":[0.24413912200465093,0.28813342979908874,0.28927838795162913,0.34508861732206686,0.34627335066848375,0.3480133515727604,0.3539623157141728,0.3589771182849135,0.35937350728927425,0.3643721536554625,0.3659896996109188,0.3728300533015395,0.3763089976835961,0.3784181656375496,0.39330723179202115,0.39378149724049977,0.39496828178222876,0.40042981211863443,0.4011509816524434,0.4028989054339537,0.41452101745514464,0.4161912251981878,0.41664815106578496,0.4182512095411634,0.418464188753785],"n_dims_used":45,"mean_confidence":0.888252936469184},"coverage":{"mean_confidence":0.888252936469184,"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}}