{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001787},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001956","489:4890002781","489:4890002288","477:4770000182","489:4890002128","489:4890001951","489:4890002112","489:4890001877","489:4890001948","489:4890002610","489:4890002114","489:4890002211","489:4890002948","489:4890002293","489:4890001698","477:4770000107","489:4890002044","477:4770000100","489:4890001861","489:4890002611","477:4770000106","489:4890001878","477:4770000081","489:4890001794","489:4890002210"],"twin_admin_codes":[489,489,489,477,489,489,489,489,489,489,489,489,489,489,489,477,489,477,489,489,477,489,477,489,489],"twin_sims":[0.7854021272740155,0.7469461444752996,0.7341156952894687,0.7107651211978732,0.6868073245413756,0.6818999972011454,0.6635562578241277,0.6597107041931546,0.6550258281565416,0.6547825969112495,0.6481830817466082,0.638473496317986,0.6317023499347871,0.6315397646242288,0.6231597372864851,0.6131909314806626,0.6094522752146496,0.6070753385892035,0.6039759372649058,0.5973251170984194,0.5891121285248965,0.587959962393828,0.5813682330478719,0.5780852430583937,0.5772591730905039],"twin_dists":[0.09027153773271043,0.09920952051894452,0.10211284247029359,0.10731959675771462,0.11257975519549959,0.11364904662766408,0.11762666270725729,0.11845719022181977,0.11946767334823354,0.11952009897015871,0.12094126606777207,0.12302824666536286,0.124481421879832,0.1245162963025741,0.126312856771842,0.12844828693775917,0.12924888619214164,0.12975785690932495,0.13042152515198557,0.13184579176631722,0.13360528087488438,0.13385220589914787,0.13526550133095686,0.13596983557907547,0.13614711467424034],"n_dims_used":45,"mean_confidence":0.9194320678710938},"coverage":{"mean_confidence":0.9194320678710938,"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}}