{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011711},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011248","490:4900011774","490:4900011368","490:4900011778","490:4900012166","490:4900012164","490:4900011172","490:4900011231","490:4900011373","490:4900012156","490:4900011585","490:4900012117","490:4900011572","490:4900011316","490:4900011835","490:4900012028","490:4900010920","490:4900011650","490:4900012027","490:4900008328","490:4900011709","490:4900011692","490:4900012097","490:4900010756","490:4900011718"],"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":[0.3505849773217494,0.21999838915741327,0.14871745643754866,0.14634763048882743,0.08912907961387677,0.07928586087075547,0.0762752194013213,0.07466422873305892,0.059545165511918484,0.04916022131134384,0.04755854321927547,0.0451112486283385,0.04434450859829571,0.043805285009035334,0.04314298937034035,0.04307944328101407,0.041807002187682164,0.04011227544654763,0.039743616371987145,0.03910962455277794,0.039036704395359924,0.03447837864108061,0.03369441463964013,0.03335959193043579,0.03215386925467776],"twin_dists":[0.18804033227623596,0.2260066151726853,0.2535519255054415,0.25461829187136653,0.28558626803385656,0.2924164079363499,0.2946409441113811,0.2958604769387788,0.3084906031454167,0.31879731930320027,0.32054506558440554,0.3233130685590003,0.32420617963942244,0.32484207213437744,0.3256321627658289,0.32570850557278225,0.32725749688926814,0.3293834576977617,0.3298559400365077,0.3306772111147519,0.3307723920714578,0.3370448314811175,0.3381939226864953,0.3386916439706047,0.3405200324054462],"n_dims_used":45,"mean_confidence":0.8921006096733941},"coverage":{"mean_confidence":0.8921006096733941,"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}}