{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000703},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000814","500:5000000761","500:5000000940","500:5000000706","500:5000000877","500:5000000878","500:5000000694","485:4850008344","485:4850008347","500:5000000751","485:4850008395","500:5000001051","485:4850008345","500:5000000750","500:5000000321","500:5000000712","500:5000000588","500:5000000590","500:5000000597","500:5000000646","500:5000000641","475:4750003610","500:5000000228","500:5000000267","485:4850008686"],"twin_admin_codes":[500,500,500,500,500,500,500,485,485,500,485,500,485,500,500,500,500,500,500,500,500,475,500,500,485],"twin_sims":[0.9371476650426482,0.8901903002239282,0.8485649269420008,0.8156282569343984,0.7865502654132301,0.7625177606444867,0.7497230781848884,0.6388274633879271,0.6372543108990026,0.628586221578544,0.6261350059948588,0.6208036144000296,0.6159659475694231,0.6100531999087013,0.6074717667335644,0.6053070269863102,0.6041336613760424,0.5940821293516867,0.5874520250823175,0.5870930378828074,0.5735082600549893,0.5653197017453437,0.5632201127737084,0.5580900187591125,0.5555840860152619],"twin_dists":[0.046796074125636425,0.06264206639541932,0.07442809370626206,0.08291580205685024,0.08999817472169941,0.09563727935787501,0.09857659579094794,0.12295223562646344,0.1232900185119797,0.12514969683575003,0.1256751958002068,0.12681769703640405,0.12785397538688856,0.12912020844407182,0.1296729708771319,0.13013650025348392,0.13038775162590732,0.13254042413643397,0.13396107273603325,0.134038018312104,0.13695237770464228,0.13871225924172348,0.13916398427951743,0.1402686558001132,0.14080878010800266],"n_dims_used":44,"mean_confidence":0.9163170727816495},"coverage":{"mean_confidence":0.9163170727816495,"n_dims_used":44,"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}}