{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000010102},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000007383","500:5000004455","469:4690003821","498:4980002208","500:5000010097","498:4980003367","500:5000009079","500:5000008526","469:4690002069","484:4840001489","500:5000008648","484:4840001412","498:4980000855","473:4730004519","484:4840007423","478:4780001821","500:5000004757","500:5000007510","469:4690003808","498:4980000208","498:4980003815","489:4890005366","500:5000010129","469:4690005522","498:4980003876"],"twin_admin_codes":[500,500,469,498,500,498,500,500,469,484,500,484,498,473,484,478,500,500,469,498,498,489,500,469,498],"twin_sims":[0.1531962872869538,0.12479768411590268,0.12106218380255121,0.10664294863300605,0.09286155589395638,0.08577543139445816,0.07795920111084441,0.07176677718194294,0.06577141469798008,0.059972878942073905,0.05985955195777806,0.05898556671919272,0.05519607978251999,0.0487785633752372,0.048518656540550445,0.04527309095431277,0.044874083417099524,0.044140679329272375,0.042881675115847714,0.04241994197869627,0.04110045341792392,0.040834534100947,0.04082881669687664,0.03964582185247466,0.03869743757585031],"twin_dists":[0.2515702850606196,0.2649605940589214,0.26688818144127713,0.27478623860348234,0.2831529243963547,0.287842573402658,0.2933881428070067,0.2981084122631483,0.3030041630761095,0.3080990121107474,0.3082025438503883,0.30900645122923126,0.3126099869769813,0.31920942080958614,0.319491602202986,0.3231261814472138,0.32358795297128046,0.32444578287849773,0.32594670729831193,0.32650646020915336,0.3281348317807741,0.32846832479181387,0.32847551516001766,0.3299818970851687,0.3312172167228123],"n_dims_used":45,"mean_confidence":0.9223858303493924},"coverage":{"mean_confidence":0.9223858303493924,"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}}