{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001569},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007692","490:4900002906","490:4900003052","487:4870007044","496:4960004963","490:4900002770","466:4660014124","490:4900008320","490:4900003588","490:4900004263","487:4870003978","487:4870007899","490:4900000947","494:4940007715","470:4700003306","466:4660007046","494:4940008204","494:4940004650","490:4900000507","490:4900001435","490:4900002924","490:4900003901","480:4800005214","490:4900001854","487:4870002541"],"twin_admin_codes":[494,490,490,487,496,490,466,490,490,490,487,487,490,494,470,466,494,494,490,490,490,490,480,490,487],"twin_sims":[0.33069216696102616,0.313165544958454,0.31056404843437857,0.2940102053180132,0.28920364673862764,0.28412410702373886,0.2624083390177276,0.239108270205929,0.23861812588003248,0.22172312509050535,0.21274979050324389,0.21035277721089124,0.20749771670765738,0.20344436122673001,0.1994277218175867,0.19818110490739568,0.19377079678074458,0.19255061042047902,0.19007727247448442,0.18922157360968597,0.18791729886021385,0.18720875045698984,0.18444707672691327,0.18291873525268318,0.18236449435824895],"twin_dists":[0.1932091852140811,0.19790616237639044,0.198615854190183,0.2032144239628949,0.20457801693620875,0.20603384120404689,0.2124433368280551,0.21970209621272402,0.21985957887840835,0.2254230439590814,0.2284933715157309,0.22932828366400884,0.2303312182228129,0.23177140035809937,0.23321808746235603,0.23367116468213833,0.2352900840270224,0.2357424975427139,0.2366657131569307,0.23698707015443576,0.2374788516441572,0.2377470156154388,0.23879907967367733,0.23938607650906477,0.23959980092605573],"n_dims_used":45,"mean_confidence":0.8985962761773003},"coverage":{"mean_confidence":0.8985962761773003,"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}}