{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011581},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011391","490:4900011900","490:4900011451","490:4900011090","490:4900011232","490:4900011515","490:4900011388","490:4900011234","490:4900011080","490:4900011245","490:4900011894","490:4900010760","490:4900011582","490:4900011893","490:4900011167","490:4900010133","490:4900011768","490:4900011385","490:4900011009","490:4900011158","490:4900011829","490:4900011516","490:4900008325","490:4900011246","490:4900011175"],"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":[0.3363741252308594,0.2359403930050121,0.21436604017783586,0.2069588451764761,0.2011309338008871,0.17819121460532394,0.16696587663561296,0.15454972651265786,0.14535378997630113,0.13921316006561257,0.13272632855050787,0.13045276317724785,0.12776156657072668,0.12362640577454545,0.1214227402065004,0.12048057401590344,0.1130511836903325,0.10800234644845993,0.10616884920410943,0.10467585378590703,0.10179015726940853,0.09712152733540882,0.09509800885658443,0.09457657094871004,0.09358480447303824],"twin_dists":[0.19171614764063244,0.22072367445890886,0.22793399934196026,0.23052156780647065,0.2326022097668556,0.24122402603531182,0.2457317156751788,0.25097984282134755,0.25506929905155046,0.2579079075765458,0.2610099788901169,0.2621241745842566,0.2634621386471648,0.2655602123685376,0.2667001674639416,0.2671923675986049,0.2711805798214033,0.27400761162320864,0.2750596025206396,0.275926703979534,0.27763033553281785,0.28046829149214053,0.2817316963576637,0.282060686619967,0.28269038646370526],"n_dims_used":45,"mean_confidence":0.8923048231336805},"coverage":{"mean_confidence":0.8923048231336805,"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}}