{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760001468},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760001434","476:4760001505","476:4760001506","476:4760001470","476:4760001651","476:4760001768","476:4760001543","476:4760000779","476:4760001469","476:4760000784","476:4760001433","476:4760001771","476:4760001400","476:4760001655","476:4760000897","476:4760001578","476:4760001454","476:4760000839","476:4760001435","476:4760001477","476:4760001650","476:4760001401","476:4760001493","476:4760001575","476:4760001388"],"twin_admin_codes":[476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476,476],"twin_sims":[0.9687668074145253,0.9683719553454359,0.9330644401289218,0.9154860984868954,0.9078282771276681,0.8844140570818112,0.8806471741714277,0.8609878687079368,0.8607583100179206,0.8546611434136345,0.8536666233712312,0.8453639494656242,0.8326845857755467,0.8320480015541265,0.8246182844912554,0.7694543070770391,0.7614385464439243,0.7546581342474087,0.74694463913685,0.7414823957573067,0.7373689480170516,0.7168173411430258,0.7161701861573997,0.7117346691430185,0.708681239235976],"twin_dists":[0.032717725996900725,0.03292722408010817,0.04834437589881341,0.05457822918383693,0.057115261779685705,0.06437110378108585,0.06547998516302662,0.0710580492508893,0.07112131894228353,0.07278771862833769,0.073057032837648,0.07527972412878882,0.07859292270213607,0.07875688834944675,0.08065502321613904,0.09402656491335684,0.09588675010146983,0.09744749167580888,0.09920986315960133,0.10044997943172558,0.10137981251648245,0.10597857243129029,0.10612223091910543,0.10710513495379985,0.10778008903310607],"n_dims_used":44,"mean_confidence":0.9140755913474343},"coverage":{"mean_confidence":0.9140755913474343,"n_dims_used":44,"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}}