{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007617},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007495","490:4900007734","490:4900007120","490:4900007366","490:4900006992","490:4900007735","490:4900006750","490:4900006761","490:4900006636","490:4900007613","490:4900007494","490:4900007736","490:4900004825","490:4900007614","490:4900007606","490:4900007240","490:4900007502","490:4900012494","490:4900007623","490:4900006637","490:4900005095","490:4900000765","490:4900006878","490:4900007379","490:4900006617"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7753608169344894,0.727347709230417,0.7260064964348935,0.6524881356247603,0.5865875660715393,0.5824604940625694,0.5685659821904615,0.547436255706729,0.5160287427461271,0.5024618930504428,0.5015198158300029,0.49799029521364596,0.49539650672362257,0.4932578081812312,0.47409770394108514,0.4734404360327465,0.47340922502461397,0.44353533613103846,0.4334412283662547,0.4324810804336698,0.4268945245023808,0.4016118451322432,0.4004178495410509,0.39931887103121344,0.39919548656830794],"twin_dists":[0.09264463216756255,0.10363148107870451,0.1039314554949165,0.12001447240164012,0.1341463663964251,0.13503123797280017,0.13801422793098997,0.14256755580658656,0.14939437063265631,0.15237277316906406,0.15258037701227592,0.15335913488570396,0.15393242468193846,0.15440577876836117,0.15867472047381484,0.15882212610169547,0.1588291274853924,0.16560680878802614,0.1679352017100931,0.16815779272214346,0.16945692555838054,0.17542858244047374,0.1757146285223469,0.17597825349086316,0.17600787177451677],"n_dims_used":45,"mean_confidence":0.920301988389757},"coverage":{"mean_confidence":0.920301988389757,"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}}