{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003536","490:4900003535","490:4900002994","490:4900001650","490:4900004090","490:4900003952","490:4900003135","490:4900003262","490:4900003522","490:4900002550","490:4900003660","490:4900002698","490:4900001378","490:4900003265","490:4900001516","490:4900001513","490:4900002697","490:4900003267","490:4900001383","490:4900003662","490:4900003391","490:4900001509","490:4900004229","490:4900004354","490:4900003139"],"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":[0.11049960430108827,0.07898421571936429,0.04976326253823072,0.04705347594070101,0.03813315614155321,0.03795297341078052,0.03398602835288217,0.03242475881269185,0.030737865008555736,0.025802424829199422,0.025049218493326652,0.023499486039841033,0.022971372465928154,0.022412091466407012,0.021540655169202987,0.020088074630888606,0.017316459028724668,0.01644114135318478,0.016016891652425404,0.015686066693258154,0.01520039468029999,0.01439154694981702,0.014064478827789228,0.013549043586040815,0.012356247244326653],"twin_dists":[0.2725968244222462,0.29263619940280816,0.3181515817085215,0.3211063920848157,0.3319644299757247,0.332204997659591,0.3377638562492269,0.3401042115511823,0.3427436685269495,0.35125163427495365,0.3526714213855401,0.3557127649520411,0.3567889503649729,0.3579523079941195,0.35981623886893177,0.3630742949968215,0.3699074304292276,0.3722651614719639,0.3734478218854747,0.3743893101270582,0.3758036228110369,0.3782499075521998,0.379273659244114,0.38093049779125254,0.38498940713354896],"n_dims_used":45,"mean_confidence":0.9192687140570747},"coverage":{"mean_confidence":0.9192687140570747,"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}}