{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970002756","497:4970002697","497:4970002813","494:4940004083","490:4900013164","492:4920004479","494:4940001929","494:4940003607","494:4940003034","494:4940004561","492:4920005147","494:4940005434","494:4940003961","497:4970002638","490:4900013322","492:4920003471","494:4940002252","494:4940006234","492:4920003519","492:4920004375","494:4940004195","491:4910000759","494:4940004814","490:4900013286","491:4910000174"],"twin_admin_codes":[497,497,497,494,490,492,494,494,494,494,492,494,494,497,490,492,494,494,492,492,494,491,494,490,491],"twin_sims":[0.004682748095708087,0.0032448677940064177,0.003197578353443669,0.0026178855991627462,0.0022354750490862782,0.0008100375602461487,0.0005694356094662726,0.00037244299803263615,0.00036618153265846343,0.00034856168772553104,0.0002995878189595676,0.00028822428773905276,0.00026235270992298735,0.0002478461958545756,0.00021931186630595316,0.0002171389818743765,0.00020902757432592805,0.00020608540103375314,0.00019126826836245276,0.00018098864761900997,0.0001754227639366331,0.00017526398765766046,0.00015834309992066947,0.00014327249446966788,0.00012804697737215374],"twin_dists":[0.4253808860259478,0.4396853024360707,0.4402481347737179,0.4478462648140775,0.45375482590791405,0.4900393459034933,0.5020237735651055,0.5160914247733575,0.5166452602084517,0.5182527571888665,0.5231573579321999,0.524402611179456,0.5274190213207174,0.5292350197997859,0.5331190553000553,0.5334339969477528,0.5346364747966162,0.5350835152085942,0.5374304072105784,0.5391614242674225,0.5401377251504816,0.5401660018097999,0.543327130938547,0.5464232622595703,0.5498804612735104],"n_dims_used":44,"mean_confidence":0.896741346879439},"coverage":{"mean_confidence":0.896741346879439,"n_dims_used":44,"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}}