{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007083","490:4900006832","490:4900007078","490:4900005585","490:4900005717","490:4900006830","490:4900005586","490:4900006833","490:4900007084","490:4900006831","490:4900006707","490:4900007321","490:4900006582","490:4900005719","490:4900006462","490:4900007201","490:4900007689","490:4900006341","490:4900007197","490:4900005845","490:4900005980","490:4900005976","490:4900006343","490:4900006345","490:4900007679"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.05844504984470819,0.02854193341741889,0.01872749927526429,0.0064499173616845845,0.003978235221184379,0.0037265389501468333,0.001838942843056967,0.0017882695093042096,0.0016388562444023978,0.0015480172376401062,0.0009437560628410477,0.0007874499367778449,0.000403637703966901,0.0002966824783912798,0.00026859460745309676,0.00017485431309672973,0.0001419540298688981,0.00005002361086613297,0.000021448779109520486,0.000020640119480590805,0.000015818234315986752,0.000015246243197826662,0.00001392484419812172,0.000012473883471346231,0.000008736506311370096],"twin_dists":[0.30950854915773207,0.34637216172282387,0.36631799785977226,0.41248954846406327,0.43179768945469804,0.4343432915729947,0.460956169008973,0.46197751276808974,0.4651522053782023,0.4672154261940483,0.4847518162754809,0.4910118199992335,0.5134558858150928,0.5234714610911072,0.5266665030531488,0.5402390728771751,0.546708572131605,0.5779929912482094,0.6021988215666472,0.6032743002356126,0.6106683260053193,0.6116847743785044,0.6141796213911933,0.6171942118991993,0.6268512963998374],"n_dims_used":45,"mean_confidence":0.9177942064073351},"coverage":{"mean_confidence":0.9177942064073351,"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}}