{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002921","470:4700007348","470:4700007260","470:4700007347","488:4880000070","470:4700001039","489:4890002607","489:4890001481","481:4810003498","470:4700007064","499:4990002452","469:4690003575","470:4700007253","481:4810001574","470:4700007632","470:4700006375","470:4700001603","489:4890003077","489:4890001954","488:4880000044","481:4810001910","485:4850004663","485:4850004284","485:4850000685","470:4700000815"],"twin_admin_codes":[489,470,470,470,488,470,489,489,481,470,499,469,470,481,470,470,470,489,489,488,481,485,485,485,470],"twin_sims":[0.5316279806922275,0.44842213301879075,0.4272526904786634,0.40405146375581785,0.38591068790123595,0.38569711470753965,0.365846986197186,0.35918211711462733,0.3052759600728558,0.2929043147240766,0.2920153358899672,0.288674210964194,0.2821533139950833,0.28173492521297583,0.2719247273800293,0.25578118304354786,0.24980886340942454,0.24314938900056215,0.24043867544617495,0.2375672246229766,0.22890465924410341,0.22855831409617833,0.2141572348706375,0.2086568251792958,0.20427347335298757],"twin_dists":[0.14599317209643894,0.1644869717450693,0.1693734273802324,0.17484531250188176,0.17922202232852183,0.17927411460607293,0.18417833475402945,0.18585449618028926,0.20006903410623825,0.20352697944817172,0.20377873712448993,0.2047290374018158,0.20660289499275428,0.20672401087057543,0.2095958551944123,0.2144646594588339,0.21631485389623506,0.2184116096324737,0.21927569437566155,0.22019794340052448,0.22302514185805267,0.2231396313552952,0.22800610461762785,0.22992291712419438,0.2314752245538646],"n_dims_used":45,"mean_confidence":0.9149304707845052},"coverage":{"mean_confidence":0.9149304707845052,"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}}