{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006960},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005989","490:4900007342","490:4900007213","490:4900005732","490:4900007458","490:4900006961","490:4900005597","490:4900007459","490:4900006123","490:4900005984","490:4900005988","490:4900007212","490:4900006235","490:4900006356","490:4900005598","490:4900006477","490:4900008373","490:4900006594","490:4900007087","490:4900004388","490:4900007467","494:4940007543","490:4900006355","490:4900006124","490:4900006243"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.05451997741241496,0.022973513541825252,0.016509804165292997,0.011658474948724304,0.011104374479915713,0.008852503650236461,0.008731443686012827,0.007159819962965052,0.004094225763113776,0.003062163103737391,0.0026160383877756248,0.0009157506098871326,0.000679911166398968,0.0004881454470145981,0.0004066125547476274,0.0002968746587128392,0.00019610179809363912,0.00008415280819317005,0.00008060430282728284,0.00006355432655389353,0.000056293487732966696,0.000050645519722750974,0.00004976311448762551,0.00004086981690863023,0.0000285267866699593],"twin_dists":[0.3132742826300607,0.35678454416850397,0.3720762798001015,0.387527794764025,0.3896414772884386,0.39933205207965183,0.3999132427365235,0.40819741204019405,0.4306735775127846,0.4419029277193485,0.44787284910285485,0.4857988656556481,0.49603038293030566,0.5071726656170458,0.5132146040151967,0.5234505950656169,0.5366465568575614,0.5626092115982501,0.5638993658722141,0.5709639186415666,0.5745366572379009,0.5776323074855996,0.5781453361027519,0.5838611179270359,0.5941574555771378],"n_dims_used":45,"mean_confidence":0.9404759724934896},"coverage":{"mean_confidence":0.9404759724934896,"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}}