{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002548},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002874","487:4870002642","466:4660014131","487:4870002292","466:4660013659","490:4900003589","466:4660014599","487:4870002035","487:4870003842","487:4870002641","487:4870001954","466:4660013785","490:4900003727","490:4900002189","487:4870005569","466:4660013792","466:4660014119","487:4870002751","466:4660014109","487:4870004284","487:4870002212","490:4900001866","487:4870003697","487:4870002454","487:4870004282"],"twin_admin_codes":[487,487,466,487,466,490,466,487,487,487,487,466,490,490,487,466,466,487,466,487,487,490,487,487,487],"twin_sims":[0.7326404736574251,0.6272923931889336,0.5802090429065475,0.577139215490782,0.5414376007721626,0.5310051411292408,0.5240892136500873,0.5064425161703351,0.49001253953799107,0.48218580195004096,0.46783708012916864,0.46611706631017075,0.4624591963024025,0.45809598316933736,0.45259191175604946,0.4489864318059118,0.44654281067037116,0.4463105167565612,0.44273630175828227,0.4354814007135954,0.43002878962806995,0.4113235367380214,0.4103549652102821,0.4076669300599672,0.4056381861183527],"twin_dists":[0.10244457796348816,0.12542709016442177,0.13551415699907332,0.136172860109724,0.1438652299762825,0.14612854655386046,0.1476340320058565,0.15149673332809377,0.15512519933893704,0.15686620560346398,0.1600815843196269,0.16046921459751048,0.1612952194184331,0.16228351661514026,0.1635350764115058,0.16435795814410445,0.1649170768957817,0.16497028768761823,0.16579036015279142,0.16746288463046927,0.16872721580057073,0.1731159375931182,0.17334549048454145,0.1739838095862627,0.17446680286119673],"n_dims_used":43,"mean_confidence":0.9120203062545421},"coverage":{"mean_confidence":0.9120203062545421,"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}}