{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004692","490:4900004968","490:4900005628","490:4900005110","490:4900005496","490:4900004687","490:4900005240","494:4940008082","490:4900004278","496:4960007269","490:4900004414","490:4900012853","490:4900004423","466:4660005429","490:4900002738","490:4900005247","490:4900012851","490:4900012289","490:4900004691","496:4960007134","496:4960006495","466:4660008195","466:4660003656","466:4660003595","494:4940007131"],"twin_admin_codes":[490,490,490,490,490,490,490,494,490,496,490,490,490,466,490,490,490,490,490,496,496,466,466,466,494],"twin_sims":[0.7231777595513722,0.32209437291558485,0.3185705630080163,0.26655438970116707,0.22787119609324782,0.22497091518705742,0.2041296060485207,0.20106919766565645,0.18105415360979327,0.17394670255126735,0.1696074766523878,0.16519565164401526,0.1632761375817808,0.16241338097793848,0.16104466930009295,0.1586101897677024,0.15617008163699475,0.1489827550609113,0.14813755511514667,0.1422461029759528,0.13449414797743225,0.13370618871334855,0.13051668271565267,0.12059954858938682,0.11712458365791603],"twin_dists":[0.10456311412369856,0.19549546255153513,0.1964423022719408,0.2111950026678397,0.22336710841429763,0.2243323151490112,0.2315265577301365,0.23262447054309232,0.24010692099745,0.2429039264569297,0.24465185427057537,0.24646227355144104,0.2472608608009854,0.24762201343316304,0.24819782499971085,0.24923084821603853,0.2502779160943274,0.25343332997476825,0.25381170126350855,0.2564944909407632,0.26015351669204506,0.2605342106979798,0.26209265062895953,0.2671300519564587,0.2689698495524391],"n_dims_used":45,"mean_confidence":0.9170479668511284},"coverage":{"mean_confidence":0.9170479668511284,"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}}