{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013004},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013213","490:4900013062","490:4900013279","490:4900013041","487:4870000200","490:4900013313","487:4870000468","490:4900013274","490:4900013301","490:4900013135","490:4900011874","494:4940008059","490:4900013336","466:4660006843","494:4940007981","490:4900013169","490:4900013243","490:4900012944","490:4900013244","490:4900013100","490:4900013110","490:4900012259","490:4900013098","490:4900013131","490:4900010962"],"twin_admin_codes":[490,490,490,490,487,490,487,490,490,490,490,494,490,466,494,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3991562108266704,0.1925584779418211,0.1250240672540629,0.09969512653207549,0.09170216879369954,0.083091239676555,0.06990285326851199,0.05593723104237288,0.051362257101509295,0.04742115450609843,0.04566958397785775,0.04414905434830774,0.03780619220687169,0.03559778634947198,0.035435311763796724,0.03540693764984901,0.03410862045080136,0.03360048311685806,0.032553623198331896,0.03200693659013177,0.03184547273633918,0.03182312167215213,0.03123703524609327,0.030718265516336295,0.03020115349239187],"twin_dists":[0.17601730074129265,0.2357395740860368,0.2648451942922095,0.27889096835289084,0.2839003563260257,0.2896996512637082,0.2995936617156289,0.3118894692735848,0.31647039869904914,0.32069726257913395,0.322670687798118,0.3244359196804641,0.33240168607662307,0.33544203349362633,0.335671985292552,0.3357122353535365,0.33758399809954964,0.3383331267860484,0.339907442898668,0.34074683066732275,0.3409970871648526,0.3410318150123705,0.3419499735592217,0.3427750568405982,0.34360946686981847],"n_dims_used":45,"mean_confidence":0.9156272888183594},"coverage":{"mean_confidence":0.9156272888183594,"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}}