{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003442},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002454","496:4960002754","496:4960003169","496:4960001698","496:4960002895","496:4960002455","496:4960002894","496:4960002596","496:4960001689","496:4960003713","496:4960002609","496:4960002882","496:4960003175","496:4960003176","496:4960003032","496:4960000609","496:4960002074","496:4960003854","496:4960000677","496:4960003018","493:4930005870","493:4930002973","496:4960003446","496:4960000362","496:4960003855"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,493,493,496,496,496],"twin_sims":[0.9333247999471241,0.8716464400290854,0.8608055167725459,0.8513236559431572,0.8429079063546866,0.8347256559196319,0.8079750410209972,0.7959285758151663,0.7952158484865692,0.7926458636598986,0.7788135759816927,0.7194177924486812,0.7088673044691608,0.6829822587198519,0.6771848855084367,0.6632914921543732,0.6182218154647549,0.6056158885726799,0.6031082080600628,0.5992620229432062,0.5895088045084085,0.578664249614776,0.5667281654437427,0.5650024401604778,0.53828670725083],"twin_dists":[0.048246934981475316,0.06807489807377469,0.07110831129900039,0.07368884269447164,0.07592884443152392,0.07806573050070256,0.08481194048263355,0.08774861412978141,0.08792065266423375,0.08853949399227165,0.0918321136041965,0.10540065068008121,0.10773899779384553,0.11341343353148582,0.11467423725488878,0.11768387731029903,0.12737078555222472,0.13007036449434312,0.13060733379106562,0.13143097174354387,0.1335202740060193,0.135845590904527,0.13840934590916434,0.13878050431229644,0.1445479061220648],"n_dims_used":45,"mean_confidence":0.9378227233886719},"coverage":{"mean_confidence":0.9378227233886719,"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}}