{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008323},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008435","490:4900009930","491:4910005413","490:4900008445","490:4900007882","490:4900007776","490:4900004757","490:4900008550","490:4900008211","490:4900009920","490:4900008000","490:4900004756","490:4900004755","490:4900008551","490:4900004749","490:4900006072","490:4900010128","490:4900006068","490:4900009518","490:4900010741","490:4900005944","490:4900006437","490:4900007775","490:4900010235","490:4900008440"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.23010941796816844,0.04026346561618129,0.02273030002939677,0.011914946243649907,0.01079445143224016,0.002417959574647835,0.00214209632912092,0.0019076855987128782,0.0016844815265683404,0.0015440277277896416,0.0012900326511715043,0.0010147816405212042,0.0007341175037978527,0.0005393230444755337,0.0004816875622896249,0.00044517605534469886,0.000420226640556616,0.0002891107285661246,0.0002673288381522591,0.0002660445894275915,0.00024064972012089784,0.00023895092665417435,0.00022941366089224366,0.00018699525689184378,0.00016097271468407608],"twin_dists":[0.22262778016495793,0.3291907486777919,0.3572873555508128,0.3865795077481161,0.39086494705647806,0.450828421519535,0.4553381868498673,0.45961127789648293,0.4641554087615372,0.46730857798394915,0.4737513600282095,0.4822203798388275,0.49341508878483403,0.503845920943488,0.5076153886153317,0.5102279437455196,0.5121310662303002,0.5243038296057088,0.5268177658887743,0.5269719261169182,0.5301733045367326,0.5303986403325578,0.531692376795674,0.5381390498649894,0.5428155641793231],"n_dims_used":45,"mean_confidence":0.8866034613715278},"coverage":{"mean_confidence":0.8866034613715278,"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}}