{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000334","477:4770003530","499:4990000992","499:4990001288","477:4770003847","477:4770003587","499:4990000453","499:4990001093","477:4770003843","499:4990000520","499:4990000340","477:4770003759","499:4990000833","499:4990000288","499:4990000991","499:4990000822","499:4990001002","477:4770003972","477:4770003590","477:4770003768","499:4990001932","499:4990001476","477:4770004001","499:4990001939","499:4990000661"],"twin_admin_codes":[499,477,499,499,477,477,499,499,477,499,499,477,499,499,499,499,499,477,477,477,499,499,477,499,499],"twin_sims":[0.9639974926027561,0.9330586314245379,0.9322571002733832,0.9011997833213344,0.8919016106985518,0.8880515466609243,0.8465153496468529,0.8375183259446802,0.8282862645101016,0.816846209694394,0.8133222809745954,0.8124588166641528,0.8103617473379897,0.7907636045199173,0.7878660881729583,0.7867297558565458,0.7855783411273868,0.7832797645515124,0.7804621772545878,0.777988917153104,0.7754288039263152,0.772807026423659,0.769219294900695,0.7681132495560195,0.767742052876897],"twin_dists":[0.035170138450290864,0.04834654790454378,0.04864545747758451,0.05923994100366671,0.06212277117996717,0.06328646364634002,0.07497413420195566,0.07734069529194215,0.07972145315579572,0.08261169839214112,0.08348976914394467,0.08370409260657498,0.0842232854573798,0.08899126717767449,0.08968435536165081,0.08995540046133048,0.09022961042466512,0.09077573523127806,0.09144289166693811,0.09202649940541541,0.0926286672092716,0.0932433524696247,0.09408134774594712,0.09433897104381286,0.09442535668221913],"n_dims_used":45,"mean_confidence":0.9259307013617621},"coverage":{"mean_confidence":0.9259307013617621,"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}}