{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850008992},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850008954","500:5000004148","500:5000003797","500:5000005717","477:4770000445","500:5000003804","500:5000003958","500:5000005226","500:5000002971","500:5000003270","500:5000003440","477:4770000438","477:4770000618","473:4730004900","489:4890002605","500:5000001122","500:5000003443","472:4720001611","477:4770000404","500:5000003274","500:5000005852","477:4770000103","500:5000003441","477:4770000511","500:5000003983"],"twin_admin_codes":[485,500,500,500,477,500,500,500,500,500,500,477,477,473,489,500,500,472,477,500,500,477,500,477,500],"twin_sims":[0.60948841697475,0.4859642013024482,0.4689782261980287,0.415131863078419,0.3969922748850118,0.38025533300673475,0.37607188447549095,0.35719716076106195,0.35496550761050055,0.33716807785234143,0.32973109923156196,0.3250487504153575,0.3220061039914986,0.3199900022269198,0.31742767020043594,0.31152280783452607,0.30969574349956225,0.30719033223446857,0.3054296546917437,0.305381191061227,0.304821197068233,0.2980959219785508,0.29528254785741376,0.2949725787966127,0.2893733747108543],"twin_dists":[0.12924114708953532,0.15602465114930414,0.15982467940328335,0.17221563353441668,0.17653745541138827,0.18060609042041179,0.1816363282874755,0.18635675462262394,0.1869231529775693,0.19150861610795195,0.1934631050153888,0.19470608028639205,0.1955191091652155,0.1960601990710373,0.1967506579911597,0.19835390973609535,0.19885348512390533,0.1995412982928777,0.20002659456937905,0.20003997544786298,0.20019467981750255,0.2020656674240355,0.20285568356528771,0.20294299591453954,0.2045296373296447],"n_dims_used":45,"mean_confidence":0.9217451307508681},"coverage":{"mean_confidence":0.9217451307508681,"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}}