{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005627","493:4930000537","480:4800004770","480:4800004251","490:4900001089","490:4900003625","480:4800004593","478:4780005782","484:4840003185","493:4930000294","480:4800004250","490:4900001442","466:4660009223","494:4940008115","496:4960012406","485:4850007003","487:4870006628","480:4800001845","499:4990001207","478:4780004578","490:4900006259","469:4690003199","469:4690006512","480:4800004614","484:4840003087"],"twin_admin_codes":[480,493,480,480,490,490,480,478,484,493,480,490,466,494,496,485,487,480,499,478,490,469,469,480,484],"twin_sims":[0.006707979712901127,0.004671529917785293,0.0010101961804607155,0.0009774179000878354,0.0007149578634964293,0.00041245799312194267,0.00029400887606960814,0.00028027426982561764,0.00022443077773469556,0.00007602651653104953,0.00004855173146491366,0.00004304992566161657,0.00002309110386634616,0.000017919517633759246,0.000017238510699724287,0.00001611632741628444,0.000011998198023237706,0.000010657601749380093,0.000009722300404918959,0.000009129899514002509,0.000005283908733612626,0.000005034410928792005,0.000004117351262068145,0.000003660296574330961,0.0000035618267927666327],"twin_dists":[0.41088221653147317,0.4254759822851379,0.48237876853943684,0.4835308009330278,0.49431830065376026,0.5127452717009267,0.5237630714114592,0.5253015038441718,0.5323885609873901,0.565645614796327,0.5788638831734892,0.5823578398289402,0.6001287193111576,0.6072134414683458,0.6082887504736458,0.6101524333370472,0.6182558735770155,0.6214799460032071,0.6239678681992529,0.625665024764207,0.6402389246911039,0.6415119776317446,0.6467775676899125,0.6498389438855917,0.6505464017886249],"n_dims_used":43,"mean_confidence":0.9033344180084938},"coverage":{"mean_confidence":0.9033344180084938,"n_dims_used":43,"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}}