{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007420},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007165","490:4900007548","491:4910001200","490:4900002067","490:4900002525","490:4900007423","491:4910001205","491:4910002665","490:4900007302","491:4910001267","490:4900007650","490:4900007535","490:4900003777","490:4900007545","491:4910001864","490:4900006319","491:4910001008","490:4900005020","491:4910001006","491:4910001266","490:4900004614","490:4900002521","490:4900006912","490:4900003243","490:4900002673"],"twin_admin_codes":[490,490,491,490,490,490,491,491,490,491,490,490,490,490,491,490,491,490,491,491,490,490,490,490,490],"twin_sims":[0.09573524779588025,0.07879414526827293,0.07246590691267829,0.06084562051249816,0.058113893641785846,0.05077885178557669,0.05048523439917313,0.04864046471151749,0.04507236920013561,0.04253547540678508,0.03663924572504255,0.0346168037208527,0.03344277388473411,0.03300608158972865,0.03239614790374664,0.03137148742236847,0.028925745458602423,0.028524817691066878,0.026910509467650733,0.02679451930602084,0.026589240947859277,0.025669799952369107,0.02478120036858021,0.024686854209927375,0.02114784524085645],"twin_dists":[0.2813315670625969,0.29277503921040116,0.29755937596848336,0.3073070476475779,0.309818060382738,0.3170786764882344,0.3173870145079408,0.3193591981401415,0.3233580482494401,0.32636592141070786,0.3339888700662362,0.33684425183598654,0.33856759583383045,0.3392217907973553,0.3401479893891735,0.3417380473056578,0.34572106654275425,0.34640137152361755,0.3492265982034004,0.3494351661582359,0.3498062027259951,0.351499011346965,0.3531855417358297,0.35336766386968826,0.3606779486396775],"n_dims_used":45,"mean_confidence":0.8989710489908854},"coverage":{"mean_confidence":0.8989710489908854,"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}}