{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000644","490:4900012245","494:4940008158","490:4900000858","490:4900000315","494:4940007632","494:4940008350","490:4900000874","490:4900000530","494:4940007642","490:4900000536","490:4900000381","490:4900000261","490:4900000539","490:4900012668","490:4900012460","490:4900012310","490:4900012929","490:4900013125","490:4900000257","494:4940007111","494:4940006022","490:4900000441","490:4900000442","494:4940008252"],"twin_admin_codes":[490,490,494,490,490,494,494,490,490,494,490,490,490,490,490,490,490,490,490,490,494,494,490,490,494],"twin_sims":[0.13794326244215768,0.11583326597948625,0.10704376973105367,0.08890613285238003,0.08770331790448048,0.08572889822141673,0.08101492595467329,0.07773951829800126,0.07608849181690457,0.07512549245195266,0.062357570226662,0.05909428936603554,0.056775327590787,0.052969854237261374,0.04813264497490866,0.038159323844451934,0.0355580109254403,0.034204032925975354,0.033871109929654336,0.03227035140938228,0.028827695648080607,0.028378030448193516,0.027133808767639604,0.026001777997777083,0.025767105917978258],"twin_dists":[0.25850653430936643,0.2696641925849361,0.2745558620095928,0.2857341527949973,0.28653711911686097,0.287874370411107,0.29116932439237087,0.293550333687481,0.29478122818509095,0.2955091452458212,0.30595684958609926,0.3089059144145125,0.3110841505906142,0.3148234893300022,0.31991303353674105,0.33192957274966295,0.335498245410197,0.33744439664852466,0.33793295887258884,0.3403408645950302,0.3458866882051933,0.34665249999990977,0.3488272437311982,0.35088185012648376,0.3513174050366533],"n_dims_used":45,"mean_confidence":0.9126642015245225},"coverage":{"mean_confidence":0.9126642015245225,"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}}