{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001129},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003680","490:4900003419","490:4900003421","490:4900003021","490:4900003422","494:4940008943","490:4900002866","490:4900002249","490:4900002250","490:4900003678","490:4900000764","490:4900002871","490:4900002561","490:4900003679","490:4900003294","490:4900002865","490:4900003163","490:4900003544","490:4900002717","490:4900003284","490:4900002569","494:4940008278","494:4940008374","490:4900003543","490:4900002867"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490],"twin_sims":[0.5611698705397948,0.3229179099752655,0.3023796286011172,0.20453944348173927,0.19177395018279197,0.1784656900190249,0.17531632808108719,0.16843155398153117,0.16404283535219027,0.15682563399921107,0.14091461181384207,0.14037942856505425,0.139838340395245,0.13355864953781899,0.12366196048122012,0.11439526005175411,0.07902530765490849,0.07604422424925057,0.07475998251070794,0.07364111314956268,0.07354141607832239,0.06564660863463352,0.06518773134094126,0.06284174075366138,0.06119954699798267],"twin_dists":[0.1396053020841663,0.195275017002629,0.2008711224106346,0.2313803891574981,0.23603150377142493,0.24111637779401224,0.24235869325304973,0.2451310552800376,0.24694107656222894,0.24999544765380757,0.2571122021723969,0.25736171152493503,0.2576146956432449,0.2606056799005412,0.2655419472273366,0.27044444254265737,0.2926062184636792,0.2948145260501652,0.2957874001630863,0.2966460549814767,0.29672307594363945,0.30310987749426294,0.303499976482579,0.30553015313737314,0.3069885369795017],"n_dims_used":45,"mean_confidence":0.9184837341308594},"coverage":{"mean_confidence":0.9184837341308594,"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}}