{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005351","493:4930004841","493:4930004557","466:4660004048","487:4870013174","466:4660004246","487:4870013177","466:4660002896","487:4870012511","469:4690006717","470:4700006624","466:4660002566","478:4780000019","478:4780000018","466:4660002745","466:4660002068","487:4870006365","466:4660002895","470:4700006619","470:4700006206","466:4660008524","466:4660008839","466:4660003871","466:4660002818","493:4930005240"],"twin_admin_codes":[493,493,493,466,487,466,487,466,487,469,470,466,478,478,466,466,487,466,470,470,466,466,466,466,493],"twin_sims":[0.6665893099680461,0.41620711428385715,0.397663474697371,0.39508935454666944,0.39183885177955036,0.3888361632768628,0.3772392503619798,0.34951008923203936,0.3273766009792695,0.3256419852172827,0.32358975430161735,0.32042479025816567,0.31975806936730844,0.31396243884149544,0.3069115805462474,0.30651652009493435,0.29943739272470166,0.2873272998448497,0.2871758327816959,0.2816217015442705,0.2681908137220707,0.26226415790698254,0.2622459127830277,0.26118441320118285,0.25639699967142776],"twin_dists":[0.11697087133513623,0.17196208741585756,0.17637597777131436,0.17699594421710424,0.17778148655532866,0.17850984401232237,0.1813482885395915,0.1883155747937131,0.19408690248472216,0.19454805500719546,0.19509540890720542,0.19594334765504262,0.19612256860411165,0.1976894414874538,0.1996180235749038,0.19972683125206817,0.20169051452159434,0.20511398910094905,0.20515734641021122,0.20675680575764413,0.21070562086087516,0.21248696932389505,0.21249249178580865,0.2128142035972086,0.21427544944592763],"n_dims_used":45,"mean_confidence":0.9267066107855902},"coverage":{"mean_confidence":0.9267066107855902,"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}}