{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002185},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000008718","500:5000007581","500:5000008597","500:5000008953","500:5000008458","499:4990002080","499:4990002906","500:5000009067","500:5000006927","500:5000006555","499:4990003379","499:4990001995","499:4990001990","500:5000008933","472:4720002017","499:4990002504","499:4990003441","472:4720001886","499:4990002177","500:5000008336","472:4720001992","499:4990001905","499:4990003547","500:5000006809","500:5000004702"],"twin_admin_codes":[500,500,500,500,500,499,499,500,500,500,499,499,499,500,472,499,499,472,499,500,472,499,499,500,500],"twin_sims":[0.6312283817192912,0.6215939003874107,0.535583865257768,0.49009790787535823,0.4839427184553485,0.42748504934529463,0.39537570978824693,0.3831346366764407,0.29213712560890376,0.2795671103127552,0.2716416176520429,0.27134358046290796,0.2671009739076896,0.26222335429750576,0.2612620393279244,0.2560250306113286,0.23901022420728088,0.2164596342784893,0.21551638836374254,0.21183817286276574,0.20946204729880868,0.20671433528988384,0.20422725789803453,0.20321437084902597,0.20194087246663478],"twin_dists":[0.12458308549471457,0.12664837572876225,0.14513411955802638,0.15510625656142674,0.15647463743943696,0.1693192736688366,0.17692688501088824,0.1799001989753422,0.20374421956925545,0.2073533054383619,0.209679668013049,0.209767958203629,0.21103133657547724,0.2124993201553465,0.21279064945744444,0.21438970270702873,0.2197335814308626,0.22721363912906398,0.2275376053792115,0.2288101450224002,0.22964018249988197,0.2306080494184847,0.23149171195117027,0.23185370424576257,0.23231059704325238],"n_dims_used":45,"mean_confidence":0.9271895514594184},"coverage":{"mean_confidence":0.9271895514594184,"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}}