{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000267},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000230","477:4770000222","477:4770000271","477:4770000150","477:4770000268","477:4770000315","477:4770000224","477:4770000317","477:4770001716","477:4770000314","477:4770000086","489:4890001783","489:4890002119","477:4770001314","477:4770001773","477:4770000495","477:4770000044","477:4770000272","477:4770000228","489:4890001784","477:4770000402","489:4890001702","477:4770000269","477:4770000223","477:4770000229"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,489,489,477,477,477,477,477,477,489,477,489,477,477,477],"twin_sims":[0.8332101214516199,0.8205423761991133,0.8094902074263046,0.7852063780531022,0.7763439756580539,0.7232487383134224,0.7020044262794223,0.6933198242605175,0.6716093748042874,0.6454563395320349,0.642755228127023,0.6211392799340871,0.6199552143457608,0.6102928393184461,0.6058679017792111,0.6053890827486916,0.600622783376706,0.5929341567598215,0.5858082438749672,0.5834373747962215,0.5676802277145326,0.5672194993622017,0.5655646582278187,0.5630645516351728,0.5625180809617659],"twin_dists":[0.07845739641833441,0.08168469749786018,0.08443851552785994,0.09031810137593885,0.09241363120214216,0.10454728109086746,0.10925147625686289,0.11115676256431091,0.11588391203028527,0.12152778610350565,0.12210844588704199,0.12674578093808958,0.12699945778102092,0.12906889336201066,0.13001640161338038,0.1301189298464434,0.1311395620450479,0.13278634851703888,0.1343134259382401,0.13482174879516964,0.1382046403796417,0.13830369777914664,0.13865957071223836,0.13919746166590602,0.1393150738858712],"n_dims_used":45,"mean_confidence":0.9198821173773871},"coverage":{"mean_confidence":0.9198821173773871,"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}}