{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000314","489:4890000320","489:4890000423","485:4850004103","489:4890000317","489:4890000316","489:4890000663","481:4810006134","489:4890000386","489:4890000271","489:4890001079","489:4890000354","489:4890000660","481:4810006001","489:4890000779","489:4890000034","489:4890000609","489:4890000272","481:4810006163","481:4810006025","489:4890000148","485:4850004030","489:4890001303","485:4850002876","485:4850001532"],"twin_admin_codes":[489,489,489,485,489,489,489,481,489,489,489,489,489,481,489,489,489,489,481,481,489,485,489,485,485],"twin_sims":[0.89260735463119,0.7236724396869574,0.7084392455553349,0.7034543336216019,0.6585837874470881,0.6268701544673657,0.594366327316976,0.5801957801954796,0.5461030550285431,0.5369041029388453,0.5338615314395017,0.5176273195391836,0.5057853108970741,0.5017203673244928,0.49930152690855334,0.4937762251343154,0.4919598132448609,0.48712476393659837,0.4798491637817527,0.4756374184092248,0.46628430555896083,0.460957713265207,0.4585312886420774,0.4536423670602366,0.44662612970797905],"twin_dists":[0.06190763772608268,0.10445274963539715,0.10783352439549976,0.10893246412510557,0.11870038272747557,0.1255176079468887,0.13247954482856275,0.13551700218888135,0.14285574626559255,0.14484770385711776,0.14550797891287282,0.14904473978679258,0.1516412407549581,0.1525361728760843,0.15306964355370864,0.1542909838360621,0.15469335366742715,0.15576656776462056,0.15738767460640757,0.15832967170969514,0.16043150322803598,0.16163494016220592,0.16218476668022627,0.16329578786679183,0.16489799384434586],"n_dims_used":45,"mean_confidence":0.9162939283582899},"coverage":{"mean_confidence":0.9162939283582899,"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}}