{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004852","490:4900006170","490:4900006766","490:4900006174","490:4900006532","490:4900005517","490:4900005666","490:4900005413","490:4900006406","490:4900007641","490:4900006176","490:4900004979","490:4900007395","490:4900005254","490:4900008762","490:4900007517","490:4900007514","490:4900002189","490:4900004975","490:4900005783","490:4900005118","490:4900007391","490:4900005268","490:4900004726","490:4900005676"],"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":[0.8533905176132869,0.785086641482391,0.7113163076401624,0.6655845645858475,0.657258806511215,0.5864799827150027,0.5753709228410712,0.5429875171541367,0.5125186406691994,0.5005871334094689,0.49427370843846413,0.4933043276505155,0.4873020428474947,0.4806575845292837,0.44775711968197185,0.4409028881710091,0.4331914720961983,0.42700595788164847,0.4193676067556436,0.416976158303345,0.4137646657414499,0.40752132226315024,0.4064966996704588,0.40002141341028663,0.38980951210418635],"twin_dists":[0.07313168136525533,0.0903465774783779,0.10719769233367778,0.11718818743822011,0.11898621339811698,0.13416942768212764,0.13655243021373187,0.1435296951648258,0.1501630138199644,0.15278601639261455,0.1541808573424999,0.15439547635584797,0.15572716141263443,0.1572071679515531,0.16463908986880788,0.16621201063228822,0.16799308356632567,0.16943094432859102,0.17121845799786906,0.17178091812101728,0.1725384305908294,0.17401843957542099,0.17426228150462875,0.17580968838697023,0.1782734524177576],"n_dims_used":45,"mean_confidence":0.9164152357313368},"coverage":{"mean_confidence":0.9164152357313368,"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}}