{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001818},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001416","480:4800001878","480:4800001985","480:4800001984","480:4800002101","480:4800001475","480:4800001760","480:4800001647","480:4800001937","480:4800002472","480:4800001252","480:4800001702","480:4800001650","480:4800001865","480:4800001534","480:4800001532","480:4800002143","480:4800001879","480:4800002092","480:4800001880","480:4800001309","480:4800001593","480:4800001866","480:4800002432","480:4800001590"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.540239862629153,0.48254332970247127,0.4565259805013646,0.4508736235962689,0.4448084854968939,0.42975710411289114,0.42837246321322225,0.384898786901949,0.34109231823289976,0.31709217852631666,0.3077478816976879,0.3030320653106225,0.29275356077929454,0.26043093024176317,0.25127002467159476,0.23948438015583662,0.23847024103884512,0.22575581320202276,0.21968186977744658,0.2194307849988526,0.21848494223095907,0.2112769232906396,0.20750365144810853,0.2018734705383286,0.20046511903938047],"twin_dists":[0.14412464477118117,0.1567864863817828,0.16263995608418425,0.1639269370905609,0.16531460800341216,0.16879038239245286,0.16911256372377412,0.17946895494670215,0.19048670379789684,0.1968412934316689,0.19938795533435852,0.20069005357132866,0.20356964082757512,0.2130430620731464,0.21585961238642315,0.219581394984746,0.21990713541021498,0.22407029184921434,0.22611404298876622,0.22619933585900842,0.2265212251621285,0.2290056305842764,0.23032912372910588,0.23233483391683785,0.2328425375231429],"n_dims_used":43,"mean_confidence":0.9136587630870731},"coverage":{"mean_confidence":0.9136587630870731,"n_dims_used":43,"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}}