{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002581},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002296","490:4900002298","490:4900001548","490:4900002886","490:4900004130","490:4900003721","490:4900001986","490:4900002297","490:4900002142","490:4900001985","490:4900004143","490:4900001670","490:4900004402","490:4900002746","490:4900001813","490:4900004407","490:4900005377","490:4900004282","490:4900003179","490:4900002288","490:4900005246","490:4900001544","490:4900005368","490:4900004550","490:4900004547"],"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":[0.8061418029266776,0.6922939766470828,0.6902870988082805,0.6873575606113891,0.679980897782667,0.6453609245251166,0.6403304077616586,0.6304974171101206,0.6177202381770279,0.6029592077871253,0.5668488072519959,0.5662837492809488,0.5585114443432082,0.5304163584004142,0.5283573857854916,0.519816858428196,0.49623375101232736,0.4915195579163623,0.49112234981012254,0.4798118608510381,0.44960989965788756,0.44936975763987835,0.446169040387992,0.44158010326265285,0.4309723328349097],"twin_dists":[0.0852625005744486,0.11138122530331623,0.11182000017012579,0.11245970600456935,0.11406656300480505,0.1215483032691386,0.12262943773546665,0.12473986050914107,0.12747822518330146,0.13063923980586248,0.13838340412763528,0.13850491506543364,0.14017785694657872,0.14625654941549546,0.14670441313704316,0.148566278009999,0.15374727994947332,0.1547909443732755,0.1548790150738489,0.15739600605600684,0.16421548772088676,0.1642703544827023,0.16500270036633463,0.1660561848628792,0.16850796910714236],"n_dims_used":45,"mean_confidence":0.9218093872070312},"coverage":{"mean_confidence":0.9218093872070312,"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}}