{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008985","490:4900007748","490:4900007269","490:4900004858","466:4660001520","490:4900006897","490:4900006645","496:4960010552","490:4900007265","490:4900002655","490:4900001338","490:4900001748","490:4900007260","490:4900001595","496:4960003549","490:4900002031","488:4880004003","496:4960008907","490:4900007147","496:4960002538","488:4880002941","496:4960002810","470:4700004876","470:4700002453","493:4930007115"],"twin_admin_codes":[490,490,490,490,466,490,490,496,490,490,490,490,490,490,496,490,488,496,490,496,488,496,470,470,493],"twin_sims":[0.5696096271414145,0.5226998699420373,0.4714567834266098,0.4576500735888829,0.4004108189931101,0.3849448213989627,0.3575726758629078,0.35294222875765147,0.3434271161139918,0.3297316454092598,0.3240392379820534,0.31246620423579263,0.3100390555825156,0.3075402740918511,0.3047698682963195,0.29058027456235497,0.28985373948710375,0.28809095627805276,0.28742812124500944,0.2778166605695245,0.277700534280637,0.2767651398815291,0.27379764866894957,0.2690473404329569,0.26889048459913584],"twin_dists":[0.1377899169583925,0.14793699988339865,0.15926741306540337,0.16238470710051067,0.17571631397768342,0.17945771451868034,0.18626162743916688,0.1874382592911206,0.18988168557183235,0.1934629605967015,0.19497536171941834,0.1980966118050548,0.19875948457459525,0.19944503498816424,0.20020886817256,0.20418610715434818,0.20439280487804135,0.20489560133709658,0.20508513665701383,0.20786360994125574,0.20789753314284537,0.20817109983535106,0.20904273706662294,0.21045021003790607,0.21049694573334066],"n_dims_used":45,"mean_confidence":0.9170328776041666},"coverage":{"mean_confidence":0.9170328776041666,"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}}