{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004332},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003182","467:4670001747","470:4700008420","484:4840004836","485:4850004868","485:4850004666","466:4660011901","469:4690002806","485:4850004739","469:4690003009","485:4850004864","466:4660005352","493:4930000396","493:4930000340","470:4700001024","480:4800004333","478:4780003393","467:4670001922","496:4960005063","469:4690003008","500:5000010094","470:4700005320","496:4960004753","481:4810003168","466:4660012032"],"twin_admin_codes":[473,467,470,484,485,485,466,469,485,469,485,466,493,493,470,480,478,467,496,469,500,470,496,481,466],"twin_sims":[0.004619775553514277,0.0012000621102235575,0.0009519285762699683,0.0003700913264964378,0.000366532370237895,0.0003583096987935263,0.0003468666644991417,0.00034247532740857195,0.0003151399039857169,0.0002568780473910987,0.0002416433195802398,0.00023193526980039902,0.00017063416151632591,0.0001243217493485004,0.0001224268408550407,0.00011884023304311692,0.0001119806421088866,0.00009056698801013715,0.00008295270232125149,0.00007156777690278179,0.00006928052470142357,0.00006129007270452636,0.00005543198702645113,0.00004856730378800348,0.000044433648699763346],"twin_dists":[0.42591740242442905,0.476318359375,0.4844517031819309,0.5162984034220074,0.5166139943694813,0.5173542618209245,0.5184113902575807,0.5188257690615155,0.5215230920256321,0.5280930176480465,0.5300422009725102,0.5313454710500577,0.5410013300250023,0.5507853622824098,0.5512555292072796,0.5521645726105584,0.5539777809087383,0.5604026422790246,0.5630396797161866,0.5674449735591125,0.568409658613161,0.5720346134256753,0.5749892430750538,0.5788545387225225,0.5814407989152496],"n_dims_used":43,"mean_confidence":0.9096107482910156},"coverage":{"mean_confidence":0.9096107482910156,"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}}