{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000838},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000229","485:4850000251","485:4850000227","481:4810003842","499:4990003044","481:4810004542","485:4850000701","499:4990002601","481:4810004640","499:4990002243","499:4990003318","500:5000009154","499:4990002412","499:4990003252","500:5000009155","485:4850002901","499:4990002602","499:4990002899","499:4990001519","499:4990001713","500:5000009273","485:4850000250","485:4850001215","499:4990003383","500:5000008929"],"twin_admin_codes":[485,485,485,481,499,481,485,499,481,499,499,500,499,499,500,485,499,499,499,499,500,485,485,499,500],"twin_sims":[0.7539819364997485,0.6326060497972795,0.6302446764989693,0.6146344950470398,0.5389350786559791,0.5256805416345387,0.49996079711414576,0.4982716887217397,0.49423299189687664,0.4910993551062441,0.4789515992789701,0.44603686877118237,0.4396990345958723,0.437682866360455,0.43716345218104563,0.4368435272433078,0.4367481187152635,0.43564154479970757,0.42136512620173466,0.41285514859352024,0.4125205771198223,0.4103504790483394,0.40944299583005067,0.40912379427558326,0.4072391218506574],"twin_dists":[0.09760253382585506,0.1242875643323417,0.12479406395174057,0.12813913511599262,0.14440736745308297,0.1472872412118821,0.15292417167957162,0.15329699126326568,0.15418986943840038,0.15488411420585413,0.15758819928020532,0.1650329848304671,0.16648924530903686,0.16695421467533902,0.16707413876611352,0.16714803216452237,0.16717007292180788,0.16742584739134256,0.17074969221739447,0.17275342472196914,0.1728325634013892,0.17334655426360746,0.173561845915554,0.1736376232858173,0.1740855710801636],"n_dims_used":44,"mean_confidence":0.9152318781072443},"coverage":{"mean_confidence":0.9152318781072443,"n_dims_used":44,"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}}