{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001020","496:4960001028","496:4960003151","496:4960002300","496:4960001230","496:4960000929","496:4960003692","496:4960001228","496:4960001023","496:4960002315","496:4960002178","496:4960001024","496:4960001928","496:4960001026","496:4960007123","496:4960001341","496:4960004414","496:4960005625","496:4960003415","488:4880001026","496:4960000927","496:4960002873","496:4960006985","496:4960007250","496:4960008125"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,488,496,496,496,496,496],"twin_sims":[0.8124507644355775,0.7661568908132441,0.7041315577223332,0.6676145925752422,0.667324146776335,0.6633988985259772,0.6501087747294094,0.6302792150440399,0.6249088790565261,0.6170011004887326,0.6059573941970261,0.6048312226569236,0.5871723976038535,0.5825042657566527,0.581525286988746,0.5731879221039988,0.5721127968002582,0.5681058524001501,0.5561222544991129,0.5558426549045908,0.5553890193323383,0.5544894102957028,0.5506167493779364,0.5493197803468026,0.5484953832453241],"twin_dists":[0.08370608976588483,0.09479384146892385,0.10878336496003968,0.11674903460778413,0.11681188547519754,0.11766066790514745,0.12052682482394907,0.12478665682788566,0.12593800302078467,0.1276322612845116,0.12999723886574524,0.1302383833224306,0.13402100804616643,0.13502185070727954,0.13523181500758266,0.13702117305445924,0.1372520942945111,0.1381131386842339,0.1406927541588837,0.14075303209817996,0.14085083946733493,0.14104483769438134,0.14188052355731268,0.14216060777116127,0.14233869541544278],"n_dims_used":45,"mean_confidence":0.9358999464246962},"coverage":{"mean_confidence":0.9358999464246962,"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}}