{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001870","473:4730001661","500:5000001483","500:5000001759","500:5000002350","473:4730001475","473:4730001743","500:5000001546","500:5000001608","500:5000003576","473:4730001910","500:5000002210","473:4730001332","500:5000002755","473:4730001830","500:5000001766","500:5000001481","475:4750005263","500:5000001864","473:4730001474","500:5000002349","473:4730002087","500:5000001615","500:5000002335","473:4730000958"],"twin_admin_codes":[500,473,500,500,500,473,473,500,500,500,473,500,473,500,473,500,500,475,500,473,500,473,500,500,473],"twin_sims":[0.7136646914572633,0.6815339988163369,0.6509821209138645,0.6413777674993686,0.6379083599645264,0.6310460576679894,0.6300061599228323,0.6156783564854028,0.6071774805088745,0.5981301965511969,0.5889013881651747,0.5819290318785448,0.5763715868330493,0.5628529977671921,0.5596094564858066,0.553954962978172,0.5525203689644458,0.5515624236467258,0.5501637335355859,0.5448152138483375,0.5441890633985986,0.5416234310607005,0.5413278368802048,0.538321749666271,0.5375081894026262],"twin_dists":[0.10667780762409067,0.1137287001134081,0.12033880150634917,0.12240443469998148,0.12314959431706113,0.12462219124539634,0.12484521521232468,0.12791557088526517,0.12973598556272328,0.13167336648205188,0.1336504433895517,0.13514521945196295,0.13633762097009272,0.1392429908365841,0.13994132851853378,0.14116011241765747,0.14146962431756924,0.14167636999974345,0.14197834136281753,0.1431342475102504,0.14326969714789187,0.14382499107083646,0.14388899898573423,0.14454030962206466,0.1447166980053444],"n_dims_used":45,"mean_confidence":0.9203811645507812},"coverage":{"mean_confidence":0.9203811645507812,"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}}