{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005471","490:4900006003","490:4900005874","490:4900006007","490:4900005745","490:4900006851","490:4900006975","490:4900005486","490:4900007587","490:4900007232","490:4900007932","490:4900005746","490:4900006004","490:4900005474","490:4900005875","490:4900007104","490:4900006978","490:4900006257","490:4900006000","490:4900007215","490:4900007231","490:4900007103","490:4900006256","490:4900005613","490:4900005995"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.22695996360773008,0.19289878975687016,0.1379899744569487,0.12586998162220894,0.1256782289367017,0.11074873927413788,0.10897858076006972,0.08286745342201149,0.07799745141458593,0.05880863374167933,0.054790476448044446,0.05441773563543122,0.04993880550628062,0.04062083090890099,0.03723671907146335,0.03477998798435984,0.03230748384579597,0.03223567506944714,0.03158592372466164,0.028072764497253603,0.027543238633616244,0.026968079217056896,0.02638850160697834,0.024592698866194147,0.02250840472487296],"twin_dists":[0.22366948222733535,0.23561319869309874,0.25848444158321127,0.2644153849776766,0.2645126219497918,0.2724574372535022,0.27345312618837375,0.2898566317716108,0.2933599403467331,0.3091703894271937,0.3130076933507908,0.3133753318975066,0.31796483592780617,0.3287376633204085,0.33317096550537395,0.3366086709098781,0.34028386523625315,0.3403941443968132,0.34140165094555786,0.3471783557309107,0.3481023048591416,0.3491233665552385,0.3501714312127736,0.35355001882931497,0.3577501842423664],"n_dims_used":45,"mean_confidence":0.9279290093315973},"coverage":{"mean_confidence":0.9279290093315973,"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}}