{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000971},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001145","480:4800001144","480:4800000824","480:4800000825","480:4800000968","480:4800001037","480:4800000755","480:4800000930","480:4800000969","480:4800000711","480:4800000953","480:4800000748","480:4800000925","480:4800000784","480:4800000977","480:4800000912","480:4800001131","480:4800000893","480:4800001005","480:4800000926","480:4800000826","480:4800000793","480:4800000928","480:4800001036","480:4800000976"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8052783252260987,0.7762156687625308,0.7163625882764878,0.6362914105096072,0.6203354259328541,0.5443639354377048,0.5423571186831796,0.5297039714487519,0.49120373476236984,0.48022455339847,0.46762350364298244,0.42612728043716996,0.4217887232190532,0.40941324589684247,0.4085035047172519,0.4023064486132234,0.3943320666274669,0.3301957862580463,0.32677136522081907,0.32578557022263926,0.3188142029163945,0.31243925677855694,0.30212762840245583,0.28639141941148,0.2843831669745269],"twin_dists":[0.08547425039678988,0.0924437940600653,0.10607952736789944,0.12349672435893304,0.12691800291895652,0.1432318658285414,0.1436661462746269,0.14641146434792834,0.15486096833015306,0.15730384443733048,0.16012969029404248,0.16963588829802634,0.17065040573028015,0.17356890734987906,0.1737849524816469,0.17526235286517924,0.17717868794792943,0.1933402813047997,0.19424765225259577,0.194509830980882,0.19637664814627095,0.19810395518607316,0.2009411201328925,0.20538210365433987,0.20595921659508515],"n_dims_used":43,"mean_confidence":0.9153580776480741},"coverage":{"mean_confidence":0.9153580776480741,"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}}