{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000086},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000637","487:4870001065","487:4870000087","487:4870000452","487:4870001447","487:4870000113","487:4870000634","487:4870000181","487:4870000391","487:4870001061","487:4870000146","487:4870000973","487:4870000323","487:4870000225","487:4870000143","487:4870000318","487:4870000497","487:4870001075","487:4870000445","487:4870000985","487:4870001155","487:4870001068","487:4870000797","487:4870001156","487:4870000791"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5920614671226754,0.5480584863976229,0.5056583164947881,0.40425165152619413,0.396776534136424,0.38917415192715077,0.37375722392128446,0.3173956332260597,0.30225697338621943,0.29566871231710523,0.29068862532135326,0.2895657128037848,0.2836297148056976,0.2806417656673682,0.2694812267064754,0.26456072481119075,0.24868192778907622,0.23082219743521604,0.22938700971315054,0.22386155032594507,0.22274884968739272,0.2190162129771931,0.2165974811498324,0.20289112274653656,0.19955972471327238],"twin_dists":[0.13297331414418986,0.14243309273958735,0.1516691702615989,0.17479752147626962,0.1765893850281553,0.17842772717611846,0.18220875194062983,0.1967593106698819,0.20090518792471412,0.20274698405662622,0.20415530797605863,0.20447483335234715,0.20617636934089087,0.20704097545021163,0.2103210200359527,0.2117937511184165,0.21666712787621878,0.2223933323995749,0.22286588437249708,0.22470369431837547,0.22507742337796438,0.22634030825157425,0.22716637406909912,0.23196948928129354,0.23317022618707298],"n_dims_used":43,"mean_confidence":0.9082244163335755},"coverage":{"mean_confidence":0.9082244163335755,"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}}