{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003765","473:4730004139","473:4730003679","473:4730003598","473:4730003175","473:4730002960","473:4730002890","500:5000004820","500:5000002747","500:5000002610","473:4730002235","473:4730003779","473:4730002071","473:4730003947","473:4730004145","500:5000003203","473:4730001914","473:4730001660","473:4730001054","500:5000003220","473:4730004045","473:4730002437","500:5000002355","473:4730003297","473:4730003953"],"twin_admin_codes":[473,473,473,473,473,473,473,500,500,500,473,473,473,473,473,500,473,473,473,500,473,473,500,473,473],"twin_sims":[0.7138046111153975,0.6808893359846766,0.5723803539011676,0.5176317495336528,0.4609998628898828,0.41630260975666805,0.4126823488790885,0.39763631511989533,0.3959340459489512,0.35005402073278397,0.34644159445156186,0.3449926597838725,0.33995390894247307,0.33229138091106974,0.32612532582326637,0.3130592563893466,0.3047600747389463,0.30463823689544073,0.2988709046021095,0.2965282061792796,0.2944089779209649,0.29384457186856017,0.28959375746467986,0.2884164971887803,0.28680072895830744],"twin_dists":[0.10664680641200726,0.11386896871413545,0.13719462274122002,0.14904377124896762,0.1616253981924647,0.1719395830453941,0.17279429483837286,0.17638250941302763,0.17679229947860292,0.18817623700112512,0.18910376791957353,0.18947723078005296,0.1907825038159509,0.1927875579331306,0.1944194211828749,0.19793509200979922,0.20021157547558124,0.20024526019505454,0.20184881700427051,0.2025053494682856,0.20310189042312699,0.20326119222066039,0.20446684424345768,0.2048026096108349,0.2052647785716098],"n_dims_used":45,"mean_confidence":0.9205281575520833},"coverage":{"mean_confidence":0.9205281575520833,"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}}