{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000759},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000739","490:4900000535","494:4940007936","494:4940008347","490:4900000442","490:4900000533","494:4940008074","490:4900000317","494:4940007943","490:4900000539","494:4940005794","490:4900000530","490:4900012664","494:4940004819","490:4900012441","494:4940008260","494:4940005566","494:4940004444","490:4900012369","494:4940005191","494:4940007642","494:4940007935","494:4940006125","490:4900000257","490:4900013291"],"twin_admin_codes":[490,490,494,494,490,490,494,490,494,490,494,490,490,494,490,494,494,494,490,494,494,494,494,490,490],"twin_sims":[0.13074154297164736,0.12106496453535312,0.08508058557101252,0.0850529865138537,0.062235915736489456,0.05290840103514907,0.05072200167327497,0.037823496923512286,0.02709323254085224,0.021598258755262133,0.021363120839529893,0.015174922053097763,0.014827129324750324,0.014356892418966921,0.013437190728648263,0.012951893688846817,0.012413080119339354,0.012350735951132615,0.012139069374646805,0.012004462604217822,0.011107734894033744,0.010972130691584647,0.010530100640756802,0.010521726969168366,0.010127905122351672],"twin_dists":[0.2619818461049189,0.26688672977997613,0.28831881146621025,0.28833779139784116,0.30606448967870964,0.314885677167977,0.3171382607449281,0.3323784639587605,0.3488996003196758,0.3596910248160304,0.36020398930316155,0.3758788935640749,0.3769179016417477,0.37835740127694567,0.38129738294357124,0.38292114506670333,0.38478829951208054,0.38500895285414766,0.38576553853496104,0.38625278721887046,0.3896283787509568,0.39015976858022866,0.3919334622325535,0.39196769740490933,0.3936058749473778],"n_dims_used":45,"mean_confidence":0.912617662217882},"coverage":{"mean_confidence":0.912617662217882,"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}}