{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001347","477:4770001284","477:4770001048","477:4770000926","477:4770001112","477:4770001111","477:4770001108","477:4770001054","477:4770001049","477:4770001050","477:4770000989","477:4770001051","477:4770000991","477:4770000992","468:4680005587","472:4720008095","477:4770001458","477:4770001113","472:4720008197","477:4770001291","472:4720008092","468:4680005726","477:4770001459","477:4770001460","472:4720008233"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,468,472,477,477,472,477,472,468,477,477,472],"twin_sims":[0.7305692550874826,0.6878634576551156,0.6480854207964161,0.5902747003014329,0.5367603150607775,0.5233526992142296,0.520536267987292,0.4731741368701554,0.46148511548412424,0.44193377780349724,0.4407971740164602,0.43975533823978646,0.4363217845329941,0.366214973208829,0.36514760346201025,0.322202341410114,0.3183401159768422,0.3097150667270203,0.30722975290157284,0.30112538380217785,0.29760732029345444,0.28374340111132607,0.27932227702242657,0.2788664484173361,0.2749560122136848],"twin_dists":[0.10290965368467077,0.11234930230322157,0.12096227923070849,0.1333561527262927,0.14487889081677224,0.1477946175550963,0.1484091756800986,0.1588818683599029,0.16151556736178502,0.16597484199887302,0.16623634363854073,0.16647627257201425,0.16726858565816285,0.18408624052299546,0.18435349419812763,0.19546654348553577,0.19650442730184575,0.19884819274236465,0.19953045115240026,0.20121984928267453,0.20220255472892665,0.20614358150594533,0.20742456394902364,0.2075573337007316,0.2087018072439833],"n_dims_used":45,"mean_confidence":0.9211110432942708},"coverage":{"mean_confidence":0.9211110432942708,"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}}