{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760000821},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760000824","476:4760000893","476:4760000834","476:4760000891","476:4760000213","476:4760000835","476:4760000775","476:4760000146","476:4760000116","476:4760000114","476:4760000495","476:4760000760","476:4760000496","476:4760000181","476:4760000242","476:4760000833","476:4760000215","476:4760000352","476:4760000880","476:4760000888","476:4760001341","476:4760000822","476:4760000958","476:4760000149","476:4760001070"],"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":[0.6619690648743792,0.5410044736888562,0.5280634626659269,0.5068054930973881,0.39672577705154516,0.3797345378347167,0.37421812089879813,0.363008077023981,0.3513336659081481,0.3488562679866325,0.3302166073623982,0.2984761081681566,0.2800461948278211,0.2604953873163519,0.227979802673815,0.20380305662559534,0.19402542753254184,0.19216666253051826,0.17180070089537464,0.15976428955004635,0.148498965356446,0.13814979238593275,0.13390051929798516,0.12970168607943308,0.129108335964551],"twin_dists":[0.11796957356752828,0.14395902741725372,0.14676837728781425,0.15141694266371625,0.17660160433425526,0.18073404348611294,0.18209463211207283,0.1848903888026147,0.18784887916772763,0.18848321339627908,0.19333478019812847,0.20195924502457438,0.2072139779313571,0.21302346800750302,0.22333112298496763,0.23164316565164042,0.23519592362371833,0.23588526823398948,0.24376442725938316,0.24873970173360166,0.2536497140596667,0.25840889699790925,0.26044016573104456,0.2624954683048905,0.2627899396559475],"n_dims_used":45,"mean_confidence":0.9161327785915798},"coverage":{"mean_confidence":0.9161327785915798,"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}}