{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010257","490:4900008682","490:4900007906","490:4900009036","490:4900009455","490:4900011781","490:4900008460","490:4900009339","490:4900010418","490:4900010046","490:4900008458","490:4900008816","490:4900010417","490:4900011717","490:4900008561","490:4900009560","490:4900010603","490:4900010324","490:4900008459","490:4900009333","490:4900010592","490:4900008461","490:4900008558","490:4900010166","490:4900009221"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1373075998025672,0.1149200280125577,0.10700079823070856,0.0992377332535516,0.054647316596151296,0.04789019214927309,0.03613009564834258,0.03458500588449532,0.03138299799246112,0.027199958887938785,0.02673299784719244,0.026060574879809735,0.022444774592992215,0.022097420073132444,0.02090530736332474,0.020741198406313936,0.020097438048516908,0.01844986092641,0.016238159743120886,0.016117279483306848,0.015956416615141782,0.015383634437565016,0.014291052549706027,0.01375618967104922,0.013691894952191504],"twin_dists":[0.2588077322505321,0.27015883868661167,0.27458052829608254,0.27916894663880815,0.3131486478887205,0.32017917882340297,0.3346948484296149,0.33689026679441086,0.34171994024626734,0.348709482690138,0.3495461071030354,0.3507732539125802,0.3578836345343811,0.35861798040434784,0.36121698680757247,0.36158481449911944,0.36305264489103983,0.36700509999263076,0.3728276152636271,0.37316551119566005,0.3736186414185852,0.3752654050362668,0.3785622598522294,0.38025805614146135,0.38046580789356715],"n_dims_used":45,"mean_confidence":0.8914690653483073},"coverage":{"mean_confidence":0.8914690653483073,"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}}