{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001736","485:4850002305","485:4850001596","485:4850001441","485:4850004043","485:4850001438","485:4850001675","485:4850001734","485:4850002758","485:4850001973","485:4850003768","485:4850001815","485:4850004248","485:4850001517","485:4850003895","485:4850001981","485:4850003820","485:4850002991","478:4780009019","485:4850001735","485:4850002219","485:4850001824","485:4850003896","485:4850004042","485:4850003102"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,478,485,485,485,485,485,485],"twin_sims":[0.6290287181926845,0.6150180312857478,0.6022599813736306,0.5983193299226961,0.5953594614691028,0.5640583881124817,0.5561818579657891,0.5423654437151831,0.539612832900709,0.5339945770374561,0.5244875708346778,0.5231519062988826,0.5157033502285588,0.5136317773302499,0.512142409916243,0.5088667573497019,0.5036849928383167,0.503624980988174,0.5031506163804574,0.48731977428663015,0.4856368511094966,0.47628571808210973,0.47513051620450414,0.47378391911895984,0.4734090943295761],"twin_dists":[0.12505481680308517,0.1280569942774646,0.13078896920178218,0.13163286039052804,0.13226680988292516,0.13898360446761368,0.14067990502761019,0.1436643441152014,0.14426049440454214,0.1454790906273151,0.14754719769079894,0.14783840624832348,0.14946557073424066,0.14991911753891193,0.15024547880046038,0.15096411413119631,0.15210339953260402,0.1521166122999293,0.15222106786634013,0.15572322022897983,0.15609748072170565,0.15818449781983523,0.15844322751958123,0.15874508463391143,0.1588291568037707],"n_dims_used":45,"mean_confidence":0.9167912801106771},"coverage":{"mean_confidence":0.9167912801106771,"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}}