{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002853},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001267","493:4930002686","478:4780002313","478:4780002625","469:4690001561","473:4730006671","478:4780002314","493:4930003202","473:4730006899","473:4730006094","493:4930002179","493:4930002521","469:4690007477","478:4780003137","469:4690001830","478:4780000546","493:4930001145","469:4690002240","493:4930002687","493:4930003024","481:4810005089","478:4780000547","466:4660013999","473:4730005978","478:4780000396"],"twin_admin_codes":[493,493,478,478,469,473,478,493,473,473,493,493,469,478,469,478,493,469,493,493,481,478,466,473,478],"twin_sims":[0.08488396177718915,0.0670549739637745,0.04871759334158686,0.0482137705410568,0.04483654716365628,0.03829870353682092,0.03678388467955978,0.0336570484293196,0.03259303229981869,0.031446287902467056,0.029431957539693663,0.025926216558182575,0.025472682605123143,0.024846015543185804,0.02331785508165849,0.02320888058013214,0.02158129326215139,0.018788631293549334,0.018700006063519025,0.016993187680808194,0.016471387585018565,0.016164727788801906,0.016123424566073283,0.01542869803631984,0.01391917267276053],"twin_dists":[0.2884541373036994,0.301926340491909,0.31927550324369053,0.31982423039793034,0.3236315707066067,0.3317442495074779,0.33378983570632087,0.3382492587708037,0.33984740025105575,0.34162048147865404,0.34487358610631424,0.35102172161948875,0.35186872920518,0.3530607722114023,0.3560805034642548,0.356302331962363,0.3597278728413605,0.3661679051865468,0.36638563948130237,0.3707657418462053,0.37218187316689644,0.3730326145502203,0.37314828023696955,0.3751339077284373,0.37973523644408985],"n_dims_used":45,"mean_confidence":0.9263437059190538},"coverage":{"mean_confidence":0.9263437059190538,"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}}