{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001753},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000938","477:4770001582","477:4770001242","477:4770001244","477:4770001002","477:4770001199","477:4770001062","477:4770001699","500:5000001380","477:4770000999","477:4770000947","500:5000001381","500:5000001227","477:4770000937","477:4770001133","477:4770000758","500:5000001623","477:4770001421","477:4770001000","500:5000001279","477:4770001420","500:5000001175","477:4770001241","477:4770001755","477:4770001643"],"twin_admin_codes":[477,477,477,477,477,477,477,477,500,477,477,500,500,477,477,477,500,477,477,500,477,500,477,477,477],"twin_sims":[0.888117008452166,0.7916014984076496,0.7857898022135535,0.7816439203496031,0.7390175839344446,0.7281353129750814,0.7213572977667044,0.7050701973330209,0.7035342531403639,0.681149091110432,0.6750519718160589,0.6689192857520578,0.6647260356813296,0.6641005899363017,0.6606840197626859,0.6521440628557252,0.6507396366867494,0.647030251394104,0.6406278693330946,0.6366831525266313,0.6362793601916568,0.628958217300906,0.6248273169822433,0.6189164721837375,0.6169934353821703],"twin_dists":[0.06326681475770132,0.08879031010534551,0.09017928328395004,0.09116337698171113,0.10100755013145535,0.10345517948849065,0.10496891312985408,0.1085766109828157,0.10891487202385572,0.11381245486909536,0.11513731796975843,0.11646662560877834,0.11737381905427806,0.11750901938377174,0.11824707787983084,0.1200885816177152,0.1203910102380113,0.12118928355679565,0.12256553903787124,0.12341263315361117,0.1234993109886548,0.12506993393820168,0.12595548379485488,0.12722198187617031,0.1276339030812598],"n_dims_used":45,"mean_confidence":0.9227752685546875},"coverage":{"mean_confidence":0.9227752685546875,"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}}