{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000417},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000690","489:4890000316","489:4890000660","489:4890000423","489:4890000458","489:4890000650","489:4890000311","489:4890000766","489:4890000349","489:4890000257","489:4890000365","489:4890000379","472:4720002094","489:4890000688","489:4890000449","489:4890000663","489:4890000749","489:4890000539","489:4890000248","489:4890000812","489:4890000476","489:4890000540","489:4890000555","489:4890000435","489:4890001375"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8396574371346854,0.754306538225044,0.7538025504791324,0.7387392686009501,0.7320953389530893,0.7175983363650016,0.6926454837480354,0.6738761892858408,0.6485444370714399,0.6430587869703404,0.6235120309505099,0.6230685643536973,0.6139934941281399,0.6026203900805052,0.5918884951961106,0.5912019438076629,0.5831792677024498,0.5784596102303348,0.5771240791485986,0.575494993248083,0.5749318872364695,0.5744544891714185,0.5732094749559308,0.572194238705051,0.5658333706691708],"twin_dists":[0.07678235998581785,0.0975281208624792,0.09764364638059043,0.10107043162451874,0.1025670603720999,0.10580511673327103,0.11130432660902558,0.11539242299460535,0.12086351102768486,0.12204320606635592,0.12623736273432026,0.12633239408603533,0.12827641332803463,0.1307117925233711,0.13301037325193527,0.13315747141507295,0.13487709659691582,0.13588950170276615,0.13617610872288993,0.13652579451505995,0.13664668772591684,0.1367491892580516,0.13701654427065896,0.1372346001889999,0.13860177565198578],"n_dims_used":45,"mean_confidence":0.9146391126844619},"coverage":{"mean_confidence":0.9146391126844619,"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}}