{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012097},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011083","490:4900011233","490:4900011647","490:4900011299","490:4900010839","490:4900012111","490:4900011368","490:4900011155","490:4900011248","490:4900010920","490:4900011967","490:4900011231","490:4900012117","490:4900010576","490:4900011708","490:4900011586","490:4900011954","490:4900011841","490:4900011172","490:4900011959","490:4900011775","490:4900012157","490:4900011099","490:4900011650","490:4900010913"],"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":[0.43617839288875004,0.3248775416676832,0.24311491514555292,0.23112089717047157,0.18177670059752404,0.17387209264391335,0.16404336068967915,0.16286052600979872,0.13071535572585302,0.12334132796869178,0.11368206164684563,0.11222021436380432,0.10803443369199339,0.10352308862112736,0.09887666674112883,0.0982192769265172,0.09799657449972375,0.09610787045535894,0.09491793077835661,0.09255013456572007,0.08991098539615149,0.08908363890977448,0.08902734741811656,0.08537503680421697,0.08050635253776652],"twin_dists":[0.1673017276499425,0.1947517164507284,0.21842255949189704,0.22229522581716082,0.23982696567667505,0.24293371573538952,0.24694085781881855,0.24743466407141254,0.26199474301050935,0.2657068070490526,0.2708342197599332,0.2716390731587268,0.27398932496824085,0.27660281647181245,0.2793890927534455,0.27979153397832257,0.2799283471771268,0.2810985634324323,0.2818451518391786,0.28335296350150807,0.2850699228751757,0.2856163858746624,0.285653712459286,0.2881166215493483,0.29153389832345356],"n_dims_used":45,"mean_confidence":0.8905239529079861},"coverage":{"mean_confidence":0.8905239529079861,"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}}