{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":476,"cluster_id":4760003913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["476:4760003915","476:4760003964","484:4840004502","498:4980000895","497:4970000869","498:4980000896","478:4780005606","468:4680004696","468:4680002685","467:4670002156","484:4840003295","468:4680002060","468:4680002381","467:4670001843","478:4780005468","484:4840003973","497:4970000951","473:4730003046","469:4690003006","484:4840003678","468:4680002278","478:4780005472","468:4680002785","476:4760003963","498:4980002560"],"twin_admin_codes":[476,476,484,498,497,498,478,468,468,467,484,468,468,467,478,484,497,473,469,484,468,478,468,476,498],"twin_sims":[0.29332571814205355,0.012120498858706115,0.0009504286406263431,0.0009352318356653235,0.0008444893792440015,0.00045088704497029937,0.0004164893688219208,0.0004050787376481168,0.00032022037266887543,0.00031168643001917894,0.0002525545370335802,0.00017755613899096977,0.00016034792975503552,0.00015195560138293103,0.0001363446881701714,0.00012514566366594415,0.00011801163738471274,0.00011037519901943,0.00009627503430705783,0.00009592389985201,0.0000896654756555113,0.00007821369181847418,0.00007553372526553988,0.00007469344726016946,0.00005684616252991586],"twin_dists":[0.20340779682426344,0.3858324741981504,0.484506604559046,0.4850674263795297,0.488603577083457,0.5098063719384538,0.5124252043783254,0.5133388005105883,0.5210055892922757,0.5218793537620718,0.5286348996339318,0.5397601105616332,0.5429363927187671,0.5446039181442611,0.5479510483875231,0.550583039459147,0.5523782668059191,0.5544172891444848,0.5585600035817477,0.5586703321339317,0.5607036676998204,0.5647992191726702,0.5658394970602624,0.5661728739897436,0.5742497597969161],"n_dims_used":45,"mean_confidence":0.8907196044921875},"coverage":{"mean_confidence":0.8907196044921875,"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}}