{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001294","473:4730001477","473:4730001288","473:4730001196","473:4730001478","473:4730001383","473:4730001386","473:4730001911","473:4730001380","473:4730003853","500:5000002220","500:5000002214","473:4730001658","500:5000002342","500:5000002469","473:4730001476","500:5000001986","500:5000002596","500:5000002348","500:5000002470","473:4730001197","473:4730001297","473:4730002157","473:4730001324","473:4730001105"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,500,500,473,500,500,473,500,500,500,500,473,473,473,473,473],"twin_sims":[0.9728858109047844,0.896964435210215,0.8806433450071214,0.8320512748596444,0.8188467501710207,0.8009882349182953,0.7783931755476509,0.7471825614986648,0.7329074063995306,0.7236606524245971,0.7000308719784268,0.6899293601736706,0.685988648093529,0.6830253631387845,0.6811716946419281,0.6792736975421957,0.6764970280529247,0.6757049678804977,0.6649654889206658,0.6584092303069314,0.6581172841388298,0.6342368161425213,0.6328674772827155,0.630410426566683,0.6287710636188248],"twin_dists":[0.030451931919722394,0.06056638372593682,0.06548110521559398,0.07875604579345219,0.08211074111121433,0.0865219545560212,0.09193123460461293,0.09915570185786622,0.1023845825930113,0.10445537988401546,0.1096852661717738,0.11189816746502369,0.11275831325924368,0.1134040471147092,0.11380753680488467,0.11422033184250327,0.1148236235998815,0.11499558778518884,0.11732204978211884,0.11873804537304225,0.11880103162924065,0.12393767477909062,0.12423147940040914,0.12475851694400628,0.12511006367459207],"n_dims_used":44,"mean_confidence":0.9149146513505415},"coverage":{"mean_confidence":0.9149146513505415,"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}}