{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009679},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009779","490:4900009881","490:4900010955","490:4900009780","490:4900004934","490:4900011031","490:4900004803","490:4900010953","490:4900009270","490:4900010542","490:4900009578","490:4900009271","490:4900010371","490:4900010951","490:4900004806","490:4900004935","490:4900010876","490:4900009678","490:4900009577","490:4900010956","490:4900010189","490:4900010357","490:4900010178","490:4900002574","490:4900003821"],"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":[0.44462714806521086,0.2854874637169009,0.2629810067012076,0.1969625290888285,0.1915630972117534,0.1814735845123928,0.17696664429627768,0.173407601511804,0.16807364880317124,0.15778151408945137,0.15609583940062935,0.14990572919243703,0.14534053225045274,0.14018358983758986,0.13740528242544303,0.13018920296858205,0.12307973922824042,0.11074873927413788,0.1100876907955184,0.10952662777607058,0.10296762044107345,0.10197525516750247,0.09573232998752872,0.08973510080979646,0.08907665462874577],"twin_dists":[0.1653562071824003,0.20564157194533011,0.21227018256659727,0.23411595811252808,0.23611010591364667,0.23994431391046075,0.24170573832648834,0.24311937741198866,0.24527738283364842,0.24958511288352891,0.25030996061791944,0.253021945108102,0.2550753308503898,0.25745319123871246,0.2587613792727598,0.2622542809336081,0.26584155006973736,0.2724574372535022,0.2728278175021508,0.27314352854332236,0.27693070292670735,0.277519935738092,0.2813333944024755,0.28518576012071667,0.2856210160968831],"n_dims_used":45,"mean_confidence":0.9231778462727864},"coverage":{"mean_confidence":0.9231778462727864,"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}}