{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002128","477:4770001369","477:4770001830","477:4770001950","477:4770001383","489:4890002211","477:4770000107","477:4770000106","477:4770001484","477:4770002015","477:4770001307","477:4770001261","489:4890002210","477:4770002010","477:4770000599","499:4990001784","485:4850007873","477:4770002075","477:4770001762","477:4770001485","477:4770000393","477:4770000455","477:4770001541","477:4770000895","500:5000001064"],"twin_admin_codes":[489,477,477,477,477,489,477,477,477,477,477,477,489,477,477,499,485,477,477,477,477,477,477,477,500],"twin_sims":[0.7846491643880894,0.7406793324388826,0.740497101067131,0.7376620612524474,0.7329208618172394,0.7237533774139778,0.7143721372633992,0.710761805047303,0.7107589598416901,0.7027465441758219,0.6956161484700479,0.695349974110864,0.6871957331796584,0.6853890986482576,0.6757044642138927,0.6753832573722299,0.6694729150779922,0.6663781911968186,0.6645798475250744,0.6429049573905635,0.6407171895815473,0.6354509127132117,0.6223502789264984,0.622074270187834,0.6212628944367277],"twin_dists":[0.09045058023494393,0.10063177749365704,0.10067301286660912,0.10131366672908926,0.1023815580230787,0.10443468829199037,0.10652103268182356,0.10732033004866123,0.10732095919962185,0.10908822799334579,0.11065386827874193,0.11071219214657917,0.11249501644460996,0.1128890342666326,0.11499569711850348,0.11506541845608172,0.11634674871736572,0.11701654043818818,0.11740542255934505,0.12207626709719883,0.12254635115188917,0.1236771269109058,0.12648630880582262,0.12654544956833036,0.1267192961331792],"n_dims_used":45,"mean_confidence":0.9227348327636719},"coverage":{"mean_confidence":0.9227348327636719,"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}}