{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011914","490:4900009100","490:4900007782","490:4900008214","490:4900009736","490:4900009952","491:4910005363","491:4910005710","490:4900008897","490:4900008552","490:4900010323","490:4900012101","490:4900009629","490:4900009755","490:4900010215","490:4900011890","491:4910005517","490:4900009527","490:4900008899","490:4900008216","490:4900010844","490:4900009951","490:4900007895","490:4900008780","490:4900011836"],"twin_admin_codes":[490,490,490,490,490,490,491,491,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490],"twin_sims":[0.005542513544787326,0.004138902164739093,0.004084238865833965,0.002228130686037565,0.0010039391209370734,0.0008424796836332139,0.0007738462767595244,0.0006855905160891117,0.0006597806309898649,0.00046458144402819224,0.00045307397062784884,0.0004315158190586887,0.0003352789362916,0.0002978040150486078,0.0002527286262367693,0.00021308693502053062,0.00021099492383600733,0.0002109431111753457,0.00020320025744006775,0.00019659685551548904,0.0001941240562962626,0.00018370799261052431,0.00018094788003085837,0.00016686737494105654,0.00016254046616595973],"twin_dists":[0.4186436026897296,0.43024831067318287,0.4307692176652149,0.4538771372140434,0.4825959760202899,0.4886858217732834,0.49161009752687074,0.49574743783743663,0.49705133607986235,0.5088154791419209,0.5096462592321577,0.5112571964363672,0.5195157328417983,0.5233498684990192,0.5286129125357371,0.5340293100756999,0.5343408428675032,0.5343485953962802,0.535527761662242,0.5365673034755112,0.536965062954893,0.5386946708608216,0.5391684718251656,0.5416968563421,0.5425143089692671],"n_dims_used":45,"mean_confidence":0.887799326578776},"coverage":{"mean_confidence":0.887799326578776,"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}}