{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001261},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001387","490:4900006516","490:4900003017","494:4940007326","490:4900012856","490:4900001831","494:4940008957","494:4940008973","490:4900004813","494:4940007947","490:4900006515","466:4660004001","494:4940008048","490:4900009885","494:4940007843","490:4900000636","490:4900003045","490:4900009182","490:4900013083","490:4900001520","494:4940003484","490:4900004279","494:4940003473","490:4900012239","490:4900000861"],"twin_admin_codes":[490,490,490,494,490,490,494,494,490,494,490,466,494,490,494,490,490,490,490,490,494,490,494,490,490],"twin_sims":[0.0744685330065792,0.0446916705852317,0.031043076075710625,0.011735116812402371,0.010458538050090685,0.008522556349088226,0.008446701579155814,0.007662430347198155,0.005842198571156587,0.0027123634115671135,0.002522027722463148,0.002487568097515412,0.002470347204342903,0.0021491248292873906,0.002076429345007286,0.002026546047528499,0.0019637428764973674,0.0018036037632195492,0.001523450381074491,0.0013203162279287741,0.0012010415781413739,0.001182082477195382,0.0010653394701300915,0.0010260371666330054,0.0010145615763078252],"twin_dists":[0.29601006243652417,0.32380020748309085,0.3422570754435134,0.38724249236043135,0.39222682588536323,0.40093324690218335,0.4013091924864051,0.4053842783644493,0.4165165352555786,0.4465089752815939,0.4492490509428636,0.4497652958372925,0.4500257458209507,0.45521682459275503,0.45649009031171245,0.4573877199681665,0.4585471810346262,0.4616656613367659,0.467792598196554,0.47292449527372143,0.47628946769057007,0.4768526257256967,0.48051671044630184,0.4818343936816573,0.48222796600990414],"n_dims_used":45,"mean_confidence":0.9179153442382812},"coverage":{"mean_confidence":0.9179153442382812,"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}}