{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009537},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008456","490:4900008223","490:4900008023","490:4900009954","491:4910005158","490:4900010317","490:4900008568","490:4900008234","490:4900009732","490:4900010596","490:4900011909","490:4900010907","490:4900008238","490:4900006804","490:4900010248","490:4900011898","490:4900010597","490:4900010518","490:4900011447","490:4900007173","490:4900008792","490:4900010340","490:4900011013","490:4900009350","490:4900007904"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3271084282808338,0.1532957932267601,0.04002988193914571,0.03608256050451931,0.035507589522848125,0.020485798087388023,0.018458599350831027,0.01388855706041999,0.008880078833794729,0.008149498925684439,0.007949075465513055,0.007207690295168452,0.00632034093216042,0.00481971602600638,0.004065268155454652,0.003275079803306159,0.0026660709503705873,0.0020650982182397783,0.0017720657754962314,0.001491919304262611,0.0013058186463817377,0.0012245131775125003,0.0011268272238951493,0.0007055374002537853,0.0006795640768340094],"twin_dists":[0.1941581084977368,0.25152674533442054,0.3294887359384089,0.33476119021813316,0.33556957945209515,0.3621623332814306,0.3669833366459587,0.3798330318518917,0.39920066225168,0.4028119076412986,0.40385326060043497,0.40792196346671694,0.41331857754276774,0.42423617149816484,0.4309514788545045,0.4393296301358364,0.44715880071968356,0.45669223568795736,0.4623097344120196,0.46854610777135786,0.47331812521295397,0.47560356154479855,0.4785429654777061,0.49477068873322533,0.4960477462224032],"n_dims_used":45,"mean_confidence":0.8831827799479167},"coverage":{"mean_confidence":0.8831827799479167,"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}}