{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950000811","495:4950000808","495:4950000717","495:4950000809","495:4950000070","480:4800000118","480:4800000145","495:4950000673","480:4800000117","491:4910003387","495:4950000530","495:4950000627","495:4950000722","495:4950000387","480:4800000096","491:4910003488","495:4950000718","495:4950000527","495:4950000581","495:4950000767","490:4900007158","495:4950000672","491:4910002996","495:4950000428","491:4910003194"],"twin_admin_codes":[495,495,495,495,495,480,480,495,480,491,495,495,495,495,480,491,495,495,495,495,490,495,491,495,491],"twin_sims":[0.4130824144047088,0.37767111679903315,0.3495278824349064,0.3233643178960629,0.3220676620784204,0.2621710341903692,0.22394766931790178,0.21147404600571365,0.20246828818592597,0.1943773254798754,0.1873632225927675,0.16157072289972862,0.16105108944227065,0.1531634712686944,0.15087173641112206,0.12601501090692904,0.12026193976101665,0.1198644257063105,0.119492661039629,0.11803143371549218,0.11141936762151353,0.10637499463368373,0.10528298778597879,0.10350646792554212,0.10260354248760956],"twin_dists":[0.17269968375468056,0.18124183850164557,0.1883110149488313,0.19515565296384138,0.19550261781176442,0.21251515867357268,0.22467482069474626,0.22893693184528255,0.23212113678366886,0.23506593585780666,0.23768849202434789,0.24797609776245153,0.24819511579559608,0.25158464855523366,0.25259337287467865,0.2643419158696943,0.2673070049171497,0.267515843514932,0.26771163394145076,0.26848573666520154,0.2720834311275297,0.2749406235706711,0.2755729396466539,0.27661260754389544,0.2771463632001937],"n_dims_used":42,"mean_confidence":0.8924644106910342},"coverage":{"mean_confidence":0.8924644106910342,"n_dims_used":42,"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}}