{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002542},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005402","489:4890005349","489:4890005436","477:4770002891","477:4770001731","477:4770002976","477:4770002677","466:4660002620","477:4770002898","489:4890005319","489:4890005348","477:4770001620","477:4770002536","494:4940001722","477:4770002815","466:4660002335","489:4890005450","477:4770002610","477:4770002607","488:4880000945","490:4900008543","477:4770002738","477:4770001676","477:4770002823","477:4770002669"],"twin_admin_codes":[489,489,489,477,477,477,477,466,477,489,489,477,477,494,477,466,489,477,477,488,490,477,477,477,477],"twin_sims":[0.8514995563199024,0.462007509009417,0.23110818736073505,0.21963617018026363,0.19849836143392305,0.14080706388408143,0.12456937234316325,0.10590222677582557,0.0982057200635787,0.09688209739888229,0.09486507593046563,0.09324131953228162,0.08981415269748082,0.0860023030452874,0.08254346743726054,0.07395685824984603,0.06913796510856338,0.06578573901141868,0.06557645863716255,0.05814714553569636,0.05791284982333263,0.05758030885754582,0.055459557685885445,0.054178480596588155,0.0516191754613266],"twin_dists":[0.07364153709126019,0.16139737575652083,0.22229939859493808,0.226129562162155,0.23355567296457133,0.25716228565453186,0.2650771381462114,0.27521375292471895,0.27979985543029845,0.28061669626248453,0.28187848442106234,0.282909701698894,0.28513367445952614,0.2876877441239466,0.29008450136129443,0.296402680974295,0.3002124709497852,0.30299204043833394,0.3031693686625626,0.30978691634020933,0.3100066734756983,0.31031984151509295,0.3123529326561823,0.31361241234262655,0.3162043480660717],"n_dims_used":45,"mean_confidence":0.9210767957899305},"coverage":{"mean_confidence":0.9210767957899305,"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}}