{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004819},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004821","480:4800005334","480:4800005166","480:4800004305","480:4800004217","480:4800004391","480:4800004822","480:4800004817","480:4800004304","480:4800004387","480:4800004906","480:4800004986","480:4800005583","480:4800004392","480:4800004299","480:4800004730","480:4800004740","480:4800004818","480:4800004474","480:4800004729","480:4800004479","480:4800004820","480:4800004057","480:4800004303","480:4800004216"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9281206697839622,0.8350492741294854,0.8142440947859606,0.8120706285960911,0.8026540931789914,0.7901973206516354,0.7880228398901288,0.786869185101537,0.7825745505707529,0.7796359234439512,0.7572817265855122,0.7532984627452894,0.7384880915339851,0.7316897134084129,0.727078666420286,0.7195555623292403,0.6946167218797732,0.6712104669099376,0.6657161604642495,0.6631729532922495,0.6474123043299645,0.6416910391635607,0.6327252910728581,0.6203930053002947,0.6197623556988792],"twin_dists":[0.05016368155074123,0.077981934087322,0.08326060566168209,0.0838003415516861,0.08611597688106558,0.08912694611270455,0.08964693238567724,0.08992216585776769,0.09094295117501454,0.09163806753175356,0.09684491247893164,0.09775913540842768,0.10112716835865934,0.1026581617508291,0.10369168011170575,0.10537000289649313,0.11087281833134371,0.1159703585429104,0.11715972889222041,0.1177094913808295,0.12110709685942847,0.12233712601055426,0.12426198335954998,0.12690566716439577,0.12704077409276612],"n_dims_used":42,"mean_confidence":0.9178847358340309},"coverage":{"mean_confidence":0.9178847358340309,"n_dims_used":42,"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}}