{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002303","480:4800002060","480:4800002125","480:4800002260","480:4800001776","480:4800001954","480:4800002263","480:4800002154","480:4800002257","480:4800001835","480:4800001660","480:4800001836","480:4800001392","480:4800002009","480:4800002209","480:4800002114","480:4800001721","480:4800001951","480:4800001665","480:4800001716","480:4800002216","480:4800002497","480:4800001389","480:4800002207","480:4800001896"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8425780325251454,0.797492999702977,0.7272445051606978,0.6385882373121821,0.633938226808478,0.5324301713822561,0.49305260837541104,0.4603134771734128,0.4400183296933861,0.4385929996838655,0.42681639468487653,0.4096621856186057,0.3975067124220024,0.39012766722958564,0.38084139271753664,0.380615157326843,0.3421787624656802,0.3372477288025056,0.3252203007848996,0.3148248016004432,0.30820772576011185,0.2947689346191265,0.29259587285083233,0.2914171887242646,0.2789388258066746],"twin_dists":[0.0760157495117344,0.08737034718137433,0.10365457475962851,0.12300360766625992,0.12400174514418276,0.1458188642976115,0.15445122664099725,0.16178082297624125,0.1664156861831111,0.16674421537808987,0.16947514357087362,0.1735098260565753,0.17641368054603315,0.17819624404633633,0.18046220379471045,0.18051773537672033,0.1902048985009918,0.19148781070249488,0.19466036644228557,0.19745526782007594,0.19926160463644432,0.20300038806932216,0.20361427837466148,0.20394838781984478,0.20753624343896046],"n_dims_used":43,"mean_confidence":0.9210075555845748},"coverage":{"mean_confidence":0.9210075555845748,"n_dims_used":43,"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}}