{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001422},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001418","490:4900001816","490:4900003840","490:4900006508","490:4900001828","494:4940007680","490:4900006519","490:4900001413","490:4900006018","490:4900003989","490:4900000808","490:4900004280","494:4940008734","490:4900000659","494:4940008871","490:4900002311","494:4940008902","494:4940008909","490:4900004129","490:4900001687","490:4900000823","494:4940007048","494:4940008783","494:4940005149","494:4940008672"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,494,490,494,490,494,494,490,490,490,494,494,494,494],"twin_sims":[0.45758844694286666,0.41025929371085296,0.40777967116481284,0.3406747780455634,0.31837042010121974,0.3052737351375265,0.2962341686432749,0.287709097092515,0.286617791906095,0.28320310084976325,0.2636226871079833,0.24873740651353532,0.2411560194340213,0.24064001900553153,0.23238307074368644,0.23093368959994695,0.22909540815296334,0.22548304504753042,0.22365591860438672,0.21984254873830225,0.21462536002670887,0.21413384715738404,0.21122800371915312,0.2109669877145496,0.2096256216777297],"twin_dists":[0.16239869485817185,0.17336817765031579,0.17395700006392836,0.19059513436543501,0.19649625632308904,0.20006964856610016,0.20258796748897467,0.205004760698539,0.20531720349107746,0.20629947820256303,0.2120764413490093,0.2166497616332103,0.21904641742687078,0.21921129634091896,0.22188158965735008,0.22235670352231937,0.22296213587980185,0.22416128159782556,0.22477266761372416,0.22605949502212797,0.2278445162338413,0.22801418388997172,0.22902268615370386,0.22911373343501218,0.2295828376457162],"n_dims_used":45,"mean_confidence":0.9186489529079861},"coverage":{"mean_confidence":0.9186489529079861,"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}}