{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009348","490:4900009759","490:4900009553","490:4900008257","490:4900008698","490:4900009449","490:4900009649","490:4900009128","490:4900009751","490:4900008916","490:4900007797","490:4900008586","490:4900009031","490:4900008925","490:4900008132","490:4900009105","490:4900009564","490:4900009347","490:4900009552","490:4900009234","490:4900009136","490:4900008813","490:4900008699","490:4900009030","490:4900009123"],"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":[0.23513550882680853,0.09099974008649052,0.07787339998558018,0.05866079182050701,0.0462508745225133,0.03830686691838208,0.028238521392550137,0.023551246148796882,0.018622102784710548,0.014811353742297124,0.014447220601292096,0.013174014353509678,0.009383649380021097,0.008768524456653949,0.008277094591195484,0.007242438423754235,0.006830760225990043,0.006127927587122912,0.006111125200638262,0.006078834480768935,0.00555137826076049,0.005517091027743747,0.004118420313316665,0.0030579377807247806,0.002839303156752414],"twin_dists":[0.22098465913933546,0.28435683873630835,0.2934514456168189,0.30930768494433786,0.3220088513768939,0.3317334129553484,0.34689221382387236,0.3556084201279822,0.36657777850350654,0.37696553738570765,0.3780776924300775,0.38217138594860406,0.39686322082100345,0.3997344618312859,0.402160843689777,0.40772304869293685,0.410136939911188,0.4145783503950209,0.41469004597920806,0.4149054817203512,0.41857920836066004,0.41882879241850335,0.43044275319546943,0.44195562962454016,0.44477780348043416],"n_dims_used":45,"mean_confidence":0.8911500718858507},"coverage":{"mean_confidence":0.8911500718858507,"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}}