{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001557},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004025","490:4900003207","490:4900001291","490:4900002453","490:4900003332","490:4900003864","496:4960008036","490:4900001558","490:4900003868","490:4900001415","490:4900002493","490:4900001693","490:4900000765","490:4900004187","490:4900000919","490:4900001866","490:4900003734","490:4900003578","490:4900000691","490:4900002905","466:4660007636","490:4900002781","490:4900003324","490:4900001325","490:4900000678"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490],"twin_sims":[0.5210799022215797,0.5190896153994388,0.4577720121717318,0.44613955331478217,0.42232475287358656,0.41469329028984325,0.39388258378070734,0.3893017687168196,0.3816914479195212,0.3670286122221064,0.36474185891334343,0.3500978981021771,0.3370477992517013,0.3265817576154304,0.3265688469449252,0.31545932375756125,0.31506101902314704,0.3148290082820601,0.3135213934278998,0.30442079285667795,0.3029359734532383,0.30284084845127346,0.30061621374976666,0.2984085470682762,0.2937548318909882],"twin_dists":[0.14829049234357597,0.14872514310683385,0.16235703199206863,0.16500945643939938,0.17052482638075495,0.1723191310110325,0.17728723095911975,0.17839673045865845,0.18025369174393532,0.1838827800278263,0.18445518980441833,0.18816500197277616,0.19154003878180992,0.1942980456192344,0.19430147756870234,0.19728319637487138,0.19739118677942732,0.19745412639337726,0.19780934816413717,0.2003053967262364,0.200716707416697,0.20074309791823175,0.2013616592580777,0.2019781510362146,0.20328653771445318],"n_dims_used":45,"mean_confidence":0.9139070298936632},"coverage":{"mean_confidence":0.9139070298936632,"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}}