{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001749},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005004","490:4900005005","490:4900005544","490:4900005275","496:4960012423","490:4900007012","490:4900001891","490:4900005537","490:4900004871","496:4960012131","490:4900001613","490:4900002024","490:4900004174","469:4690003156","490:4900007271","490:4900004036","490:4900002345","469:4690003048","469:4690004040","470:4700005918","490:4900005144","490:4900004870","490:4900001612","490:4900005133","490:4900003217"],"twin_admin_codes":[490,490,490,490,496,490,490,490,490,496,490,490,490,469,490,490,490,469,469,470,490,490,490,490,490],"twin_sims":[0.7494479726656462,0.7034156492324005,0.6178482893456496,0.6007810913913172,0.5779627523134433,0.5581312502319787,0.5568924015164849,0.5557286206149694,0.5389539746711437,0.5375377497003256,0.5357037041932835,0.5222026947018078,0.5013840369566479,0.49869417351677586,0.4828765931224581,0.47712438351424824,0.47019014339931264,0.4687241678265198,0.4682314326187217,0.46762859012317265,0.46377145507739415,0.45334762760071323,0.44967623680547664,0.44909554814605107,0.4488831911572407],"twin_dists":[0.0986393746940788,0.10894097913519984,0.12745079649023108,0.13110566093067716,0.13599612133985134,0.14025977178350518,0.14052674384184582,0.1407776176606417,0.14440327210648646,0.1447102881173326,0.1451081156301701,0.14804546134092625,0.15261030719129062,0.15320370728976848,0.15671219415539742,0.15799679075260836,0.15955207421652953,0.1598818568376564,0.15999278006617848,0.16012854452773737,0.16099862956195343,0.16336290745174645,0.1642003331895827,0.1643330183012453,0.1643815571234977],"n_dims_used":45,"mean_confidence":0.9159985012478299},"coverage":{"mean_confidence":0.9159985012478299,"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}}