{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001023},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000862","480:4800001024","495:4950001799","480:4800000818","495:4950001167","495:4950001166","480:4800001126","495:4950001223","495:4950001063","495:4950001061","480:4800001069","480:4800000987","480:4800000598","480:4800000672","495:4950001164","495:4950001433","480:4800000903","480:4800000520","480:4800000599","480:4800000596","495:4950001448","480:4800000781","480:4800000636","480:4800000864","480:4800000744"],"twin_admin_codes":[480,480,495,480,495,495,480,495,495,495,480,480,480,480,495,495,480,480,480,480,495,480,480,480,480],"twin_sims":[0.49939733712154766,0.48160618199615146,0.46415915136823377,0.3820989160106273,0.3347089463344698,0.33383731101339187,0.3104777050713521,0.2902491502566308,0.2623157724168006,0.21362281755157855,0.20699216931354505,0.20102117650731766,0.17660873922750647,0.1686310421851636,0.13310630697611742,0.13247291998285018,0.13137709702115621,0.13108066004042945,0.12952961157340256,0.12917288054790138,0.1277047217272585,0.11939020286244645,0.1177235540890002,0.11596457940989932,0.1154869605393265],"twin_dists":[0.1530484991294127,0.1569954850381344,0.16091106067992542,0.1801538221422291,0.19215227246165387,0.19238103100876458,0.19863946691598716,0.2042802730984531,0.21247134786869984,0.22819086783041442,0.2305097866701067,0.23264178923480106,0.24184697576565756,0.24504959268685927,0.26082516896375757,0.2611334504695338,0.261669438969045,0.2618150107016786,0.2625807615202833,0.2627578575808642,0.26349062871464835,0.26776567554979813,0.2686497745370265,0.2695933146129987,0.2698514114909129],"n_dims_used":43,"mean_confidence":0.9026897341706032},"coverage":{"mean_confidence":0.9026897341706032,"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}}