{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001004","477:4770001425","477:4770000826","477:4770001003","477:4770000888","477:4770001128","477:4770001244","500:5000001227","500:5000002124","477:4770001303","500:5000001125","477:4770001245","477:4770000944","477:4770001002","500:5000002249","500:5000001793","500:5000001446","477:4770000937","477:4770000945","477:4770000672","477:4770001424","500:5000002012","477:4770001657","477:4770000774","477:4770000830"],"twin_admin_codes":[477,477,477,477,477,477,477,500,500,477,500,477,477,477,500,500,500,477,477,477,477,500,477,477,477],"twin_sims":[0.8070709858433086,0.8030703477758069,0.7388573011543033,0.7171579369217745,0.6958207781667307,0.6906842634812288,0.6426065626869648,0.6250837696713247,0.6132947118922896,0.6107525715187868,0.6022128298561935,0.6016834102940045,0.5791898839555898,0.5773004820086243,0.5730542239144416,0.5663777144809293,0.5654705469191994,0.5650741961526501,0.5634164678237149,0.562277796948478,0.5586759886667421,0.5585957923136549,0.5528198466419368,0.5520774006923602,0.5154415958929319],"twin_dists":[0.08503430312019303,0.08601436645252317,0.10104376569104706,0.10590293927475683,0.11060902428978939,0.11173320156607354,0.1221403950738713,0.125900519138115,0.12842606203517462,0.12897044808462466,0.13079906611167505,0.13091243550659518,0.13573280823502532,0.13613824901917662,0.13704988705203508,0.13848470763448772,0.13867981310407804,0.13876506870726546,0.13912172958140895,0.13936679288837245,0.14014240745136478,0.14015968480148755,0.14140500205105766,0.14156521955618867,0.14952285396239426],"n_dims_used":44,"mean_confidence":0.9202466444535689},"coverage":{"mean_confidence":0.9202466444535689,"n_dims_used":44,"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}}