{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004140},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004415","490:4900001825","490:4900003173","490:4900001547","490:4900003981","490:4900001020","490:4900003984","490:4900004268","490:4900001828","490:4900004969","490:4900003436","490:4900001152","490:4900005882","490:4900005763","490:4900001154","494:4940007791","490:4900004129","490:4900012706","490:4900002748","490:4900004443","490:4900001682","490:4900003308","490:4900002592","494:4940008789","490:4900006627"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,494,490],"twin_sims":[0.5568417303177458,0.5452913736830951,0.5302625673381767,0.49197744252357534,0.4766959304772206,0.449300761638031,0.3839683973110283,0.3815090253173852,0.37516105012019274,0.3700187483199036,0.3637281434540287,0.36139861269846996,0.35738938782992424,0.35213737881906043,0.35046366649036187,0.35020376764500344,0.34286091919880574,0.33823283424397116,0.3371040802740267,0.3359362433756348,0.3334240862083346,0.325762078665721,0.324365960715411,0.31792750078101645,0.3157471290104687],"twin_dists":[0.14053766532142795,0.14303126245256487,0.14628998892354536,0.15468944635033718,0.15809267214942838,0.16428612046680233,0.17969626944330952,0.1802984197629577,0.18186137413815914,0.1831369906949226,0.18470951663944155,0.18529532597424533,0.1863080523733281,0.18764359221064747,0.18807137374505617,0.18813789656147872,0.19002820265223744,0.19123071289670296,0.19152533466256094,0.19183071910026672,0.19248959438884686,0.19451608407218202,0.1948881594103507,0.1966157254234305,0.1972052132287617],"n_dims_used":45,"mean_confidence":0.9187961154513888},"coverage":{"mean_confidence":0.9187961154513888,"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}}