{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000004164","500:5000005379","499:4990001357","500:5000004859","500:5000005376","500:5000002120","500:5000006157","500:5000006140","500:5000005544","485:4850007600","500:5000003284","500:5000005540","485:4850008991","500:5000005834","499:4990002885","500:5000004304","500:5000004691","500:5000001895","500:5000005214","499:4990002222","500:5000005043","500:5000004875","500:5000005038","500:5000001013","500:5000004860"],"twin_admin_codes":[500,500,499,500,500,500,500,500,500,485,500,500,485,500,499,500,500,500,500,499,500,500,500,500,500],"twin_sims":[0.47910640705337604,0.44410103766034253,0.41176075103220006,0.3977882086197964,0.33335943720891065,0.3140785718252231,0.2849160278380873,0.281831885812405,0.26368912801888816,0.26292284464702637,0.25646986096187097,0.2534576119824069,0.25244322585098156,0.25102510636017705,0.24288843292515677,0.2405428058682863,0.2401833869930739,0.23804382779828487,0.2374966124685383,0.23633986150521877,0.23321141774346346,0.23022920982219894,0.22910545197119872,0.22858910826902856,0.2260140855089845],"twin_dists":[0.15755360513272698,0.16547693480870335,0.1730123946237033,0.1763459829719394,0.19250658575162277,0.19765788443270324,0.2058058497208514,0.20669593287205187,0.21205639783510113,0.2122877579214693,0.2142530818058782,0.21518118974893738,0.2154953093200797,0.215935801335125,0.21849452154484406,0.2192423847723525,0.21935739658511572,0.22004436821739792,0.2202207137380679,0.22059436244963343,0.22161092826139156,0.22258834472631353,0.22295881928247363,0.22312944724355166,0.2239842048753479],"n_dims_used":45,"mean_confidence":0.9238371955023872},"coverage":{"mean_confidence":0.9238371955023872,"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}}