{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008986},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009095","496:4960004063","466:4660002783","466:4660002955","496:4960003781","487:4870005414","480:4800004698","487:4870005271","496:4960003503","490:4900002330","466:4660003025","496:4960003647","466:4660002241","490:4900009096","466:4660003027","496:4960011901","487:4870004264","487:4870005417","490:4900007875","487:4870006159","490:4900008317","496:4960003646","496:4960003645","487:4870006302","487:4870007050"],"twin_admin_codes":[490,496,466,466,496,487,480,487,496,490,466,496,466,490,466,496,487,487,490,487,490,496,496,487,487],"twin_sims":[0.41514378230524634,0.3758631752499157,0.3525106109797532,0.3499650844553831,0.3298933537816381,0.32503252639320995,0.32334039392516173,0.3143563693163835,0.31422059746498765,0.3072179465257345,0.3030610795311036,0.30028661860843525,0.29965418912808295,0.2867935397163834,0.2850203465800611,0.2722813672614101,0.27076295794853317,0.2629591109382581,0.25249742457121377,0.2520104443044863,0.24985935107023993,0.24779220037890237,0.24722091015822825,0.2444326827947214,0.24291399552487464],"twin_dists":[0.17221282141055266,0.18168787187945687,0.18754834306888082,0.18819901185946852,0.19342020792542777,0.19471040427184638,0.1951620476123451,0.19758242483652835,0.1976193005248474,0.19953369975546548,0.20068200660690536,0.20145353025695803,0.20162997816636627,0.20526683843950477,0.20577584513732963,0.2094903507184152,0.20994013306209228,0.21227679872219096,0.21547850559769674,0.21562957102311903,0.21629909554804738,0.2169459749553951,0.2171253602579979,0.21800471115161937,0.21848639715885262],"n_dims_used":45,"mean_confidence":0.9153174506293402},"coverage":{"mean_confidence":0.9153174506293402,"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}}