{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011742},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012058","490:4900010541","490:4900010966","490:4900010795","490:4900010864","490:4900011679","490:4900004805","490:4900010703","490:4900010711","490:4900010540","490:4900012054","490:4900011797","490:4900010184","490:4900012192","490:4900011743","490:4900010780","490:4900011126","490:4900010379","490:4900009681","490:4900010624","490:4900011919","490:4900011328","490:4900012202","490:4900010386","490:4900010697"],"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":[0.21272373757592217,0.18465690773076446,0.17999488465891994,0.17985073751068345,0.17943868355929485,0.17926684919390606,0.16950597412683785,0.13801871645012312,0.1299443405678383,0.1185842479961296,0.11646670435089555,0.11447522666144616,0.10863431672910463,0.0997278512894974,0.08850742548275663,0.08296854157424671,0.07983412252501347,0.0774712644369588,0.07598430669774278,0.07094406732891739,0.0695094623620665,0.06913616331359217,0.06601188281804189,0.06171339560827817,0.05707817827556116],"twin_dists":[0.2285024117456243,0.2387187568333966,0.24051877377072828,0.24057495197399523,0.2407357171715063,0.24080283665419916,0.24469312331313853,0.25847085066421255,0.2623753353823717,0.2681920186339758,0.2693228537941139,0.27040085588843843,0.2736482217004638,0.2788711183791648,0.2859993581097742,0.2897856790407148,0.2920186340194964,0.29374888501057145,0.29485962065419197,0.2987600760177263,0.29991123157723165,0.30021393519003425,0.30280094030182597,0.30652878781050324,0.3107955584677253],"n_dims_used":45,"mean_confidence":0.9172293768988715},"coverage":{"mean_confidence":0.9172293768988715,"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}}