{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002509","487:4870003090","487:4870003094","487:4870002834","487:4870003365","487:4870002610","487:4870003097","490:4900007334","487:4870002418","494:4940004584","487:4870002343","487:4870003503","487:4870002608","466:4660005349","487:4870002962","487:4870002959","487:4870002722","490:4900012815","487:4870002602","490:4900007333","487:4870002835","487:4870002607","490:4900005857","469:4690003301","487:4870002415"],"twin_admin_codes":[487,487,487,487,487,487,487,490,487,494,487,487,487,466,487,487,487,490,487,490,487,487,490,469,487],"twin_sims":[0.05562221306917261,0.0231957928287816,0.0022093520224730464,0.001160134743438615,0.00027544356044257315,0.00025675167629291896,0.00008682092465335688,0.0000819228542179373,0.00007991265037918004,0.00007722916792681717,0.00004510058461408371,0.00003335265615844102,0.0000313807560406778,0.00002998078921814479,0.00002552331210294988,0.000019726059800280044,0.000019564500771940202,0.000017514468423927778,0.00001073367414794206,0.000008669409462070962,0.000007047241110598056,0.000005879537898163958,0.0000054165958379478,0.000004451447596634082,0.000004351300756369257],"twin_dists":[0.31219474665695823,0.3563290341028394,0.45419156402915595,0.477515097174723,0.525859467581918,0.528108734241529,0.5616726353674375,0.5634138049212056,0.5641570849382087,0.5651774000070907,0.5810084476825252,0.5897037769491007,0.591444357446774,0.5927444777728222,0.5973073901087307,0.6045394410628246,0.6047688530502041,0.607848210989574,0.6212868780093507,0.627058715484949,0.6326067319160844,0.6374187015604533,0.6395851861096447,0.6447396837232313,0.6453347024492578],"n_dims_used":43,"mean_confidence":0.8895676191463027},"coverage":{"mean_confidence":0.8895676191463027,"n_dims_used":43,"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}}