{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009923},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010983","490:4900010825","490:4900009925","490:4900009927","490:4900009843","490:4900010651","490:4900010575","491:4910005807","490:4900010736","490:4900009924","490:4900008546","490:4900010123","490:4900010487","490:4900011092","490:4900010497","490:4900009724","490:4900008547","490:4900011370","490:4900010656","490:4900008437","490:4900010904","490:4900010737","490:4900009520","490:4900010584","490:4900010667"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.32695859160958407,0.21803671218111276,0.16960800108069923,0.12428813149315633,0.0992507749703821,0.0843630986879466,0.07136913835289777,0.05024969441873455,0.048364061262283466,0.04322467785894565,0.033807553816043466,0.025374392458439945,0.025128716447495782,0.02368129742700908,0.021035218919751422,0.018046553505559768,0.01593252704558297,0.014643543828074122,0.014255103530292574,0.012875531995992673,0.012433153318660437,0.012112246095247112,0.01089334333589438,0.010835376909300878,0.010488169099627945],"twin_dists":[0.1941979076222688,0.22667409351893794,0.2446516410938265,0.2652209237779225,0.27916100671828536,0.28881383200649713,0.29842261931383823,0.3176354444513759,0.3196600456232474,0.3255341628842334,0.3380266918895297,0.3520540086489819,0.352519840551242,0.35534711999580887,0.3609275866051226,0.3680195006018804,0.3736862774497331,0.37747504120226527,0.3786744657427461,0.3831815303274641,0.3847174638533472,0.3858622496907767,0.3904711992752541,0.3907016106820084,0.3921051402451394],"n_dims_used":45,"mean_confidence":0.8859731886121962},"coverage":{"mean_confidence":0.8859731886121962,"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}}