{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710002436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001737","489:4890004951","496:4960003262","500:5000011383","498:4980000187","487:4870007343","471:4710003583","496:4960002286","484:4840004098","487:4870005282","484:4840002857","490:4900007758","468:4680007776","469:4690006691","487:4870005743","489:4890003187","471:4710000314","487:4870006749","493:4930005970","500:5000010624","466:4660009747","476:4760002128","496:4960001651","496:4960004050","487:4870006846"],"twin_admin_codes":[471,489,496,500,498,487,471,496,484,487,484,490,468,469,487,489,471,487,493,500,466,476,496,496,487],"twin_sims":[0.04364572073417512,0.029544438138148645,0.01501009885798756,0.007202531288557571,0.005666774048204624,0.00563354308116932,0.0056097766670495635,0.005185414651310364,0.003821525649961217,0.0037335050335459015,0.003259593946184911,0.002839502575766752,0.0025330482041203395,0.002248339803245672,0.0021815376938875246,0.002164162867864694,0.0020679069211475293,0.0020573437305138045,0.00204527639207473,0.0020414602552828124,0.001935961056540504,0.0017302768408258397,0.0016921037698243557,0.001629952563109167,0.0016004285041632956],"twin_dists":[0.32503150273744086,0.3446869759888526,0.37636864765321487,0.40795156950407335,0.41774932948708726,0.41798673573237594,0.41815730325081424,0.421318340389491,0.4333647389524391,0.434270759808827,0.43951156227669463,0.44477514002499047,0.4490853152920046,0.45354146563423736,0.45466182151200335,0.4549583801422994,0.45664203405366804,0.45683116282446495,0.4570483180062393,0.45711723562108225,0.45907100103516907,0.4631796148017874,0.46399131318811065,0.46534970741283266,0.4660118077290467],"n_dims_used":45,"mean_confidence":0.9168366326226128},"coverage":{"mean_confidence":0.9168366326226128,"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}}