{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790001021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000141","466:4660010245","466:4660010244","493:4930003407","490:4900005516","479:4790001019","469:4690003524","490:4900003363","478:4780002007","476:4760004046","470:4700006004","496:4960004078","467:4670001015","485:4850004335","490:4900009097","496:4960011746","466:4660002863","490:4900003362","487:4870010332","478:4780001006","470:4700004066","466:4660004873","488:4880004066","494:4940005575","469:4690002512"],"twin_admin_codes":[499,466,466,493,490,479,469,490,478,476,470,496,467,485,490,496,466,490,487,478,470,466,488,494,469],"twin_sims":[0.03875196068317339,0.03682962685632387,0.031116928571221496,0.014332700371032332,0.013981847831305355,0.01375130517780077,0.00791895367541163,0.007650890747106478,0.006864994979013794,0.00669585712478865,0.006104906302185284,0.0058964763565833795,0.005854745943788353,0.0057248107551085324,0.004437620140087827,0.004156475618326995,0.0034527039951534034,0.003386507237453985,0.0033024688863865356,0.00307115893636584,0.002929088227707271,0.0026359242368298595,0.0025557497076517076,0.0025000994688181666,0.002384201425313314],"twin_dists":[0.3311455075979456,0.3337270291777904,0.34213994928172964,0.3784325775279948,0.37953562426568893,0.38027380897727187,0.4040117963352852,0.40544698285603104,0.4099312846530763,0.4109564649897909,0.4147314569824545,0.4161418669523138,0.4164296449598577,0.4173377077385787,0.42750755810888197,0.4300821745887131,0.43729716094722554,0.4380432230533709,0.4390097691648126,0.4417909448092428,0.44359558803799676,0.44758755954114865,0.4487500772768342,0.44957680737540945,0.4513541509841199],"n_dims_used":45,"mean_confidence":0.9223478529188368},"coverage":{"mean_confidence":0.9223478529188368,"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}}