{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000847},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000247","496:4960011997","490:4900000353","496:4960011652","487:4870002121","496:4960009275","490:4900004733","496:4960008387","496:4960011656","496:4960007018","487:4870003270","496:4960006238","487:4870004700","487:4870005122","496:4960006233","487:4870003423","496:4960011996","490:4900000015","487:4870006144","496:4960006633","496:4960011748","487:4870003540","490:4900002046","494:4940008837","490:4900004461"],"twin_admin_codes":[490,496,490,496,487,496,490,496,496,496,487,496,487,487,496,487,496,490,487,496,496,487,490,494,490],"twin_sims":[0.3091744376803611,0.274161800898838,0.2250834833662491,0.222948551052799,0.2214495314571159,0.19716558610739754,0.19378102523759355,0.18598305341420765,0.17300197963411545,0.168252571255557,0.16173368523300388,0.16154694117833557,0.1575966184426124,0.15559383109645228,0.15352286782163901,0.1523698145522269,0.15194816691776944,0.15008398830636147,0.14810441618633974,0.14663635638566533,0.14256309892781213,0.1413021466511784,0.14095386220792885,0.13678082902485686,0.13271366566911122],"twin_dists":[0.19899633558112714,0.20893546450105824,0.22429469912386082,0.2250102570632979,0.22551541237486417,0.23404170816154127,0.23528629996810393,0.2382125911914847,0.24328179936968664,0.245204203385053,0.24790751680083897,0.24798611024301495,0.2496643420784653,0.2505269308927695,0.2514274643458146,0.2519327199790489,0.25211818226933075,0.25294270721271117,0.25382656901203465,0.25448769238264835,0.25634806315071873,0.25693196869252516,0.2570939309353816,0.2590581250942961,0.2610161445792906],"n_dims_used":45,"mean_confidence":0.9097744411892361},"coverage":{"mean_confidence":0.9097744411892361,"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}}