{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004439},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003346","490:4900003865","490:4900003746","496:4960007892","490:4900003357","490:4900003068","490:4900003592","490:4900004022","490:4900004009","490:4900002604","490:4900002151","490:4900002917","490:4900003347","490:4900002302","490:4900001719","490:4900003456","490:4900004014","490:4900004158","490:4900003472","490:4900004440","490:4900003855","490:4900002603","490:4900003610","490:4900001341","490:4900003873"],"twin_admin_codes":[490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6678251074701603,0.45512703282953215,0.44952349232683114,0.41401332527496665,0.3955201226635435,0.3863773556419976,0.37492825226173265,0.37026751033003513,0.36314435679482204,0.35457698963252726,0.34173309788276773,0.3394061062655349,0.33905955383256653,0.3188464534966579,0.3121407820421594,0.3093325203271828,0.30584854281938584,0.3017589855508764,0.3009703321111679,0.29934822560422625,0.2954964992579452,0.28448028502395706,0.2822652240494594,0.2786194904058738,0.27467966508114533],"twin_dists":[0.11670347628947249,0.1629579350109722,0.16423522848394367,0.1724796874674745,0.17689206625691004,0.1791082457914733,0.18191893595826453,0.1830750808931563,0.18485614301358114,0.18702194743656592,0.1903204384449422,0.19092503215084727,0.19101526264242116,0.19636795963509657,0.198185315924008,0.19895300250542838,0.1999109900859093,0.20104357878281348,0.20126301821073408,0.20171542022344352,0.20279544910000455,0.20593125139924331,0.2065705175041329,0.20762932061012337,0.20878306167015212],"n_dims_used":45,"mean_confidence":0.9171145968967014},"coverage":{"mean_confidence":0.9171145968967014,"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}}