{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007018","490:4900000708","469:4690003850","466:4660003304","496:4960006906","470:4700002287","490:4900001194","470:4700001227","496:4960004067","469:4690003656","494:4940008332","496:4960001634","490:4900006901","493:4930007191","496:4960007029","496:4960006378","470:4700007126","466:4660002134","496:4960006768","490:4900000287","487:4870008185","496:4960011817","487:4870005418","490:4900000514","470:4700002129"],"twin_admin_codes":[490,490,469,466,496,470,490,470,496,469,494,496,490,493,496,496,470,466,496,490,487,496,487,490,470],"twin_sims":[0.37065738002918625,0.2683884548155135,0.26511074469093965,0.26300688322221505,0.2593546660118764,0.25890263069056196,0.23696379086493372,0.23689898250463726,0.2257885485971213,0.22064644109011955,0.20718959566532116,0.2053435604409104,0.2021507137852279,0.20132912819043655,0.2007778947440464,0.19971344890327214,0.19893744242341344,0.19674694903415446,0.19119716415467794,0.19082609289328117,0.18717927273561955,0.18622780003444367,0.17643573760094197,0.17579703586426965,0.17498622255298862],"twin_dists":[0.18297809493896086,0.21064664072988637,0.2116282861012832,0.21226236400549348,0.21337068310568147,0.213508540390847,0.2203926755558915,0.22041360888736827,0.22405937691431307,0.225786986492633,0.23044001674959033,0.23109418252539507,0.23223517636941943,0.23253077672482908,0.2327295718893122,0.2331145167742232,0.23339604332625663,0.23419484526102802,0.23624666244430062,0.2363853227740713,0.23775818744685387,0.2381194534682058,0.24191531914782372,0.24216804887739668,0.24248982602338123],"n_dims_used":45,"mean_confidence":0.913728756374783},"coverage":{"mean_confidence":0.913728756374783,"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}}