{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011264","496:4960010403","481:4810003045","496:4960011434","496:4960011428","496:4960011175","496:4960011524","481:4810003049","496:4960010800","496:4960011618","496:4960011518","496:4960005214","496:4960010312","496:4960011436","496:4960009549","481:4810003256","496:4960011020","487:4870012040","496:4960009911","481:4810002950","487:4870011927","470:4700001190","496:4960009734","496:4960011262","496:4960009566"],"twin_admin_codes":[496,496,481,496,496,496,496,481,496,496,496,496,496,496,496,481,496,487,496,481,487,470,496,496,496],"twin_sims":[0.5122592947431515,0.39852288916153317,0.37259145774540164,0.3690905778682667,0.3209595363601049,0.3204664046990425,0.319426957748397,0.31873211245027666,0.296069832474024,0.29579741533901777,0.27962534147054785,0.2765472209244917,0.2747930108727773,0.2549086705347876,0.25258853474257953,0.2510618940348372,0.24589468196733058,0.23648626852423257,0.2351634755884854,0.2343641921422963,0.22581138889608698,0.22421744115341968,0.22173811018625245,0.22156359173754833,0.21527417710910435],"twin_dists":[0.15021985750085712,0.1761694013502271,0.18249770963224488,0.18336816889345975,0.1957997538475422,0.19593216823399343,0.1962116525322965,0.1963987660708191,0.2026341633463213,0.20271077468894347,0.2073363628954451,0.20823491374493044,0.20874972851672766,0.21473323407078584,0.21545026305672393,0.21592435443464109,0.21754282557143423,0.2205470047780438,0.2209755810882208,0.22123530880596054,0.22405176191522533,0.2245844205179481,0.22541798701548926,0.22547689502461957,0.22762094915190698],"n_dims_used":45,"mean_confidence":0.9189492967393663},"coverage":{"mean_confidence":0.9189492967393663,"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}}