{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002110","480:4800002437","480:4800002491","480:4800002501","480:4800002452","480:4800002547","480:4800002157","480:4800002219","480:4800002163","480:4800002348","480:4800002299","480:4800002115","480:4800002175","480:4800001948","480:4800001890","480:4800002404","480:4800002442","480:4800002397","480:4800002390","480:4800002218","480:4800001949","480:4800001766","480:4800001946","480:4800002496","466:4660004975"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,466],"twin_sims":[0.8313944025519259,0.7934332014199915,0.7692196134406838,0.7270606012958156,0.7141603563348976,0.7006469819423202,0.6653329491219342,0.6646557541937043,0.6313797834568875,0.6183709681898452,0.6119154793997315,0.5910767716668859,0.572196355464585,0.5666991901985962,0.5385082648121712,0.5347600631512968,0.5249116480094392,0.5241205825969395,0.47244479050071375,0.4641665579984575,0.452610179519012,0.44267377477991354,0.4208937998000931,0.41698580509076205,0.4022812819430481],"twin_dists":[0.07892501225577131,0.08835015435175644,0.09408127350251595,0.10369572177628866,0.10656797271250633,0.10954989771793566,0.11724259750209112,0.11738901296478808,0.12455061136814093,0.12733883584960964,0.12872142257008956,0.13318429125765271,0.1372341455025303,0.13841557659602802,0.14449987844277254,0.14531290838737937,0.1474547732245832,0.14762719362964433,0.15904554905344798,0.16090938799426996,0.16353091335681139,0.16580472902147278,0.17086021540870727,0.17177864646742946,0.17526837338434076],"n_dims_used":43,"mean_confidence":0.9202832953874455},"coverage":{"mean_confidence":0.9202832953874455,"n_dims_used":43,"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}}