{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001770},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002035","466:4660013789","466:4660014119","487:4870002656","487:4870001769","487:4870001954","487:4870000938","490:4900004007","487:4870002128","466:4660014132","487:4870000935","487:4870000685","490:4900004012","466:4660014109","466:4660013785","490:4900002611","466:4660013792","466:4660014142","466:4660014207","466:4660014086","490:4900004148","487:4870001586","487:4870001768","466:4660013892","487:4870011585"],"twin_admin_codes":[487,466,466,487,487,487,487,490,487,466,487,487,490,466,466,490,466,466,466,466,490,487,487,466,487],"twin_sims":[0.6328500058216221,0.6071680600719866,0.5967629575868257,0.568888762789537,0.5496615885685753,0.5315728576294505,0.5315418937729576,0.5068654921286453,0.4927717407591431,0.4905559307454817,0.4810234076527948,0.4795110530394009,0.4669083587709228,0.4666747982157852,0.4601095340537738,0.4579155495937159,0.4573175549258186,0.45628486541182484,0.4511336990450104,0.4485773763356663,0.44782476594893195,0.4457962721650741,0.4425967892650355,0.43904240025898383,0.4363321198016553],"twin_dists":[0.12423522767954706,0.1297380027332704,0.13196619451290137,0.13794484760910175,0.14208678278296938,0.14600515178023923,0.1460118811501418,0.15140375495484643,0.15451344248591695,0.1550046405559022,0.15712551755789564,0.1574631977510539,0.1602908243617129,0.16034346779616507,0.1618270196006762,0.1623244582252356,0.1624601888490319,0.16269473594389347,0.16386759056614625,0.1644514729378326,0.16462361226659164,0.16508812146987278,0.16582242157833813,0.1666405863522656,0.1672661970432554],"n_dims_used":43,"mean_confidence":0.9082387879837391},"coverage":{"mean_confidence":0.9082387879837391,"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}}