{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003460},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003455","490:4900002327","490:4900002021","490:4900003595","490:4900002767","490:4900001699","490:4900004149","490:4900003074","490:4900002164","490:4900002303","490:4900001862","490:4900001165","490:4900003466","490:4900003338","490:4900001572","490:4900002907","490:4900003471","490:4900004302","490:4900003330","490:4900002016","490:4900001733","490:4900002150","496:4960008015","490:4900003198","490:4900003463"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490],"twin_sims":[0.8032995350488993,0.6765892947340014,0.6698900050988827,0.6603032858403596,0.646226411756606,0.6444204835468826,0.6302575521080966,0.5995971977970871,0.5931177172531333,0.5836220555304559,0.5823477191157643,0.5804169290599989,0.5614116029647442,0.5582696968603669,0.5474532431902388,0.5382182340004643,0.5279201477176088,0.5218382272254287,0.5135698430961259,0.5108273810311751,0.5027299632389335,0.49119744260897935,0.4853928500128944,0.48263824263181915,0.4790722567017104],"twin_dists":[0.0859583915978988,0.11480358793647812,0.11625642046708008,0.11832927550896587,0.12136218098411786,0.12175050422879324,0.12479130265722006,0.1313591920119257,0.13274702393568727,0.13478214743129907,0.13505542390072803,0.13546956080773748,0.13955325771133875,0.1402299418054169,0.14256388449425156,0.14456275003851127,0.146799568579924,0.14812498699260607,0.149932684297494,0.15053383708890297,0.15231371852557957,0.15486236355495578,0.15615177643501713,0.15676532642750884,0.15756123623914262],"n_dims_used":45,"mean_confidence":0.918041483561198},"coverage":{"mean_confidence":0.918041483561198,"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}}