{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003288},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003346","489:4890004053","498:4980002608","472:4720000598","484:4840006460","471:4710001810","498:4980002493","496:4960003317","479:4790005961","484:4840003758","498:4980000624","484:4840004584","476:4760000805","484:4840002513","500:5000009295","498:4980003296","496:4960005510","488:4880001956","484:4840002516","498:4980003676","468:4680008889","473:4730006474","475:4750009526","484:4840006341","479:4790006449"],"twin_admin_codes":[498,489,498,472,484,471,498,496,479,484,498,484,476,484,500,498,496,488,484,498,468,473,475,484,479],"twin_sims":[0.23375079877142155,0.12357595858055975,0.12009337057226455,0.10624994058988235,0.09003913783789808,0.07999478785436362,0.07567167058473193,0.06718558842417982,0.054990675499701776,0.05144616720221293,0.05115391049913085,0.048861187680128454,0.04736849247417799,0.04454512720861623,0.04436985245937675,0.043315751819019595,0.0432757627064177,0.042117095983220935,0.03837811013005157,0.035581664950639184,0.03448236141849258,0.03419251467721423,0.03311829919240218,0.032986842535432825,0.03245606860714464],"twin_dists":[0.22143502535017312,0.265586134928324,0.26739550017744906,0.2750127783970932,0.28498563496041174,0.29190248368151783,0.2950953800568849,0.3018176072020926,0.3128110886922091,0.31638338453772075,0.31668696490073744,0.31911997827537725,0.32075569846338364,0.3239712517340845,0.32417645235949083,0.3254250868812205,0.32547295663342946,0.3268763877117102,0.3316389234339688,0.33546481033804937,0.33703905081530644,0.3374612317954422,0.33905297938397644,0.3392507817007067,0.34005634191651657],"n_dims_used":45,"mean_confidence":0.9309617784288194},"coverage":{"mean_confidence":0.9309617784288194,"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}}