{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001408},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003031","490:4900000887","490:4900001156","490:4900001867","487:4870001312","490:4900006020","490:4900006158","490:4900006518","487:4870000920","490:4900002888","490:4900007256","490:4900003706","490:4900005898","487:4870002116","466:4660004262","490:4900000485","490:4900002430","490:4900000883","466:4660005585","490:4900012841","494:4940008475","466:4660005340","466:4660008550","490:4900000387","496:4960007667"],"twin_admin_codes":[490,490,490,490,487,490,490,490,487,490,490,490,490,487,466,490,490,490,466,490,494,466,466,490,496],"twin_sims":[0.24931063185202246,0.20669055069484119,0.1772649533466856,0.17533625062758817,0.16543079869648566,0.159300100805431,0.1587680621464213,0.15540363912198202,0.1540765089887876,0.14498626450099852,0.14344801296645454,0.13058827632578307,0.1208555457292731,0.12060428977164238,0.09944533264311893,0.09499328198912217,0.08710994086072144,0.08039379219249242,0.07777407074004036,0.07595928928040606,0.07540082630458145,0.07523865233767693,0.07360394256671642,0.07340969637578448,0.07266210093808145],"twin_dists":[0.21647047267342356,0.23061646560705348,0.24158817399103108,0.24235078475550423,0.24636490582023013,0.24893693356469884,0.24916350969230466,0.25060926642464015,0.2511858531331265,0.2552366614027692,0.2559405773103598,0.26205735578703315,0.2669961266272402,0.26712756962716167,0.2790426551153311,0.2817976573344159,0.2869364678429328,0.2916148372421254,0.29352479936092357,0.2948784575176763,0.29530025991676406,0.2954232205110963,0.2966747612509663,0.2968249655270932,0.29740607293578536],"n_dims_used":45,"mean_confidence":0.9172653198242188},"coverage":{"mean_confidence":0.9172653198242188,"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}}