{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001298},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001356","477:4770001177","489:4890002871","477:4770001122","477:4770001236","500:5000001121","479:4790000119","489:4890002957","477:4770001186","479:4790000032","477:4770001238","500:5000002237","477:4770003548","489:4890002525","499:4990001775","489:4890002775","477:4770001310","500:5000002522","489:4890002127","499:4990003158","477:4770000776","499:4990002480","477:4770001257","485:4850007052","477:4770001308"],"twin_admin_codes":[477,477,489,477,477,500,479,489,477,479,477,500,477,489,499,489,477,500,489,499,477,499,477,485,477],"twin_sims":[0.5118818129434904,0.3811567740018377,0.35544844681377663,0.3189986667363291,0.2984127650697835,0.2878366556655485,0.28550934362976077,0.2780053081947361,0.2695846870870627,0.26765453109202536,0.26590454555150356,0.2645794523715537,0.2638355201278613,0.2547596074851381,0.2497962017112721,0.24769617345489917,0.2458950621216603,0.24226709543073074,0.24069064702612739,0.23370751467189044,0.22999370128214186,0.22987507274268634,0.22872770814026927,0.2280287743594746,0.22129896794973694],"twin_dists":[0.1503026073059453,0.18038481705056647,0.18680042651161455,0.19632695909268538,0.20197697061509196,0.20496828680019555,0.2056352857869467,0.2078085199849753,0.21029023362934895,0.21086579446253673,0.21138986013672942,0.21178811369321093,0.21201224623534987,0.21477917654467776,0.21631880621988583,0.21697610886522628,0.21754270570060324,0.2186921673347794,0.2191951088994634,0.22144913132288946,0.22266588692138348,0.22270496571644005,0.22308362133685353,0.22331490054202882,0.22556627691557368],"n_dims_used":45,"mean_confidence":0.922298346625434},"coverage":{"mean_confidence":0.922298346625434,"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}}