{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002345","490:4900004174","490:4900002024","490:4900004036","490:4900003354","490:4900002188","490:4900001199","490:4900001694","490:4900001332","490:4900001064","490:4900000358","490:4900001325","490:4900002490","496:4960006102","490:4900001424","490:4900000230","490:4900004171","490:4900003890","490:4900004323","490:4900003217","490:4900000623","490:4900004037","490:4900001749","490:4900001567","490:4900004597"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8629837595109432,0.6405204008605269,0.6366093859533632,0.5855287845740117,0.5145737909479415,0.5050407488477701,0.5041025205188918,0.5032469706839646,0.50258012046468,0.4753137701490945,0.4662087997902141,0.43744093090867925,0.43653400776693374,0.4321013532366734,0.42307108774567415,0.4096652618489692,0.4036105571657015,0.39760546918360457,0.3974509901053369,0.3923425386588758,0.3922218945138084,0.39092591834822343,0.38693563216388055,0.38429413404103085,0.38300438908301115],"twin_dists":[0.07050627590523376,0.12258862511232384,0.12342846828326708,0.134373335772566,0.14971281862861213,0.15180501682398312,0.15201148454515026,0.15219984838688702,0.1523467271465002,0.15840217054415498,0.16044852871319829,0.16701006654206085,0.1672195426146504,0.16824587981541325,0.17035008877486538,0.173509096068312,0.17495060802712742,0.17638992783963445,0.1764270839180644,0.17765956394120894,0.17768876045845364,0.17800265803857235,0.17897222002267957,0.1796166549839981,0.17993207540679534],"n_dims_used":45,"mean_confidence":0.9133399115668402},"coverage":{"mean_confidence":0.9133399115668402,"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}}