{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000809},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001174","490:4900001570","490:4900001561","494:4940008740","490:4900001877","494:4940008437","490:4900000686","494:4940008582","494:4940008871","494:4940007905","490:4900001432","490:4900000896","490:4900000597","494:4940007791","490:4900003232","494:4940008873","490:4900001175","490:4900004443","494:4940007894","494:4940007163","494:4940008217","494:4940008793","480:4800004874","480:4800004127","494:4940008789"],"twin_admin_codes":[490,490,490,494,490,494,490,494,494,494,490,490,490,494,490,494,490,490,494,494,494,494,480,480,494],"twin_sims":[0.7007234679629898,0.5093745788633128,0.48256736259845157,0.48136755491997546,0.45313658759951075,0.41508792534644456,0.4048300770495644,0.4021960867933764,0.39826545711716443,0.38419963813247354,0.38181201520376734,0.3777700558569723,0.3705992622006513,0.36909493902540974,0.36740963478358446,0.3673416008120035,0.36285790377820853,0.3547852798355262,0.3496163215292012,0.34524964441461875,0.34391410506317577,0.330895780650509,0.3262430035951205,0.32510959771122944,0.32177494842103677],"twin_dists":[0.10953308924955114,0.15085262699335406,0.15678112834783514,0.15704872309324447,0.16341097642946553,0.17222600014054668,0.17465949288676655,0.17528875553093853,0.1762312586015286,0.17963974774290706,0.1802241356119209,0.18121745951996077,0.1829925494103932,0.1833670819893212,0.18378757837002369,0.18380457359638286,0.1849281334311531,0.18696897531183723,0.18828835256325652,0.18941093250283872,0.18975576826671262,0.1931554412460738,0.1943881190033975,0.19468986448563536,0.19558105125898664],"n_dims_used":45,"mean_confidence":0.9172033521864149},"coverage":{"mean_confidence":0.9172033521864149,"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}}