{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013015","490:4900012462","490:4900012534","490:4900012978","490:4900013016","490:4900013233","494:4940007845","494:4940008050","494:4940007741","494:4940007636","494:4940007950","489:4890005349","494:4940001722","477:4770002542","490:4900013318","490:4900013321","489:4890005402","490:4900003702","477:4770001731","494:4940003837","490:4900000748","489:4890004926","489:4890005435","494:4940007740","477:4770002891"],"twin_admin_codes":[490,490,490,490,490,490,494,494,494,494,494,489,494,477,490,490,489,490,477,494,490,489,489,494,477],"twin_sims":[0.5172920075938267,0.5014761211448331,0.33023666395822404,0.23272894084479742,0.17922409444347437,0.08053603356736129,0.06520747290256736,0.04878606204199216,0.03182517402516798,0.029862811676116728,0.021847243721421977,0.019650996167356258,0.018996892536313096,0.018870981871624226,0.018285276924426174,0.016357164667621167,0.01626016596565104,0.01571287622326899,0.015422306804428581,0.011014877995791499,0.010824689920483643,0.010201309563705104,0.009377782034846462,0.009029636673921225,0.0076554815057151586],"twin_dists":[0.14911805545132384,0.15259000853022373,0.1933294812608633,0.2217685000606105,0.24081954399041952,0.2915125706597462,0.3034831477675945,0.3192012981325358,0.34102862531039446,0.3441620654421265,0.3591531192978658,0.3640948383556336,0.3656597618141081,0.3659663897022835,0.36741669583264625,0.3724971135558874,0.37276633933731573,0.37431236641104865,0.3751525369990286,0.3899916282391048,0.39074421017287353,0.39329628234796804,0.39688980345263475,0.39849434241439274,0.40542202718914705],"n_dims_used":45,"mean_confidence":0.9128145005967881},"coverage":{"mean_confidence":0.9128145005967881,"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}}