{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011098","490:4900010503","490:4900012036","490:4900011840","490:4900011841","490:4900011383","490:4900011777","490:4900011384","490:4900011435","490:4900010997","490:4900011099","490:4900011249","490:4900011644","490:4900009847","490:4900011235","490:4900012180","490:4900011586","490:4900012183","490:4900012116","490:4900010604","490:4900011646","490:4900011908","490:4900011167","490:4900010771","490:4900011521"],"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":[0.1998571169871979,0.11119772427531455,0.08848774329753956,0.08772249624949044,0.0478667594406222,0.03769061614040662,0.033147020775017785,0.0312854411668171,0.03068695807413484,0.026281139664078648,0.022459432564748655,0.021305090343625776,0.017162675520908992,0.0168764122444761,0.016583514423712316,0.012817046033794587,0.012774807507352996,0.011116805726897149,0.01063320530782101,0.010321057424296561,0.009900615805029885,0.009541856919776557,0.008710541681916982,0.008598670718727235,0.008285756810866511],"twin_dists":[0.23306247840537525,0.2722068476890158,0.2860124745074312,0.28652424776447666,0.32020496098379153,0.33255701511980923,0.3390098513322411,0.3418735854034169,0.34282523087236644,0.35036775180492974,0.35785286355050167,0.3603313409357335,0.3703139695407987,0.37107931410166767,0.37187427953441937,0.3833818872254169,0.3835270887826881,0.3895930391860368,0.3915139002676934,0.3927954646250274,0.39457734471334854,0.39615198117398354,0.40001431901455653,0.40055901312772396,0.40211697085247],"n_dims_used":45,"mean_confidence":0.889576890733507},"coverage":{"mean_confidence":0.889576890733507,"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}}