{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009584},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009486","490:4900009061","490:4900009169","490:4900009589","490:4900009585","490:4900009170","490:4900009275","490:4900009891","490:4900009788","490:4900010191","490:4900009158","490:4900009888","490:4900009168","490:4900009379","490:4900010093","490:4900009484","490:4900010278","490:4900009386","490:4900009383","490:4900009276","490:4900008840","490:4900009887","490:4900011204","490:4900009570","490:4900009580"],"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":[0.6842169958571707,0.6126678951172414,0.5386331596414861,0.5121459729114193,0.49690620032257554,0.4948393382580859,0.4922662288368241,0.4783184217048991,0.42875480813863404,0.4247084403406832,0.42327434189392993,0.3870828182945976,0.34710369221947923,0.3365361924864905,0.3301167801061405,0.32988796222507183,0.31715696495705303,0.3146626959777165,0.3019883674871929,0.29064365613680837,0.2857656904373379,0.28269804229051715,0.2789276445833329,0.2718923287455222,0.269355764352034],"twin_dists":[0.1131444837127907,0.12856029557381343,0.1444728063005259,0.15024469776564758,0.15359864210640564,0.1540556845405165,0.15462544622256655,0.15772972981498487,0.16902355631362834,0.1699671904111338,0.17030252374950688,0.1789363731611282,0.1889333871292195,0.19167376333208175,0.1933611571104596,0.1934216331667166,0.19682378670475836,0.1974992596032956,0.20097981701468837,0.20416808983410578,0.20556165821092134,0.2064453688001601,0.20753950135127,0.20960544387708324,0.21035836331877142],"n_dims_used":45,"mean_confidence":0.9189804077148438},"coverage":{"mean_confidence":0.9189804077148438,"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}}