{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002336","490:4900003606","490:4900001845","490:4900004041","490:4900000915","490:4900000725","490:4900000669","490:4900002931","490:4900003200","496:4960008375","487:4870005423","490:4900000675","487:4870005864","490:4900000200","490:4900001143","490:4900000482","490:4900002044","490:4900000925","487:4870002992","490:4900000327","490:4900000334","490:4900000674","487:4870002371","490:4900000599","496:4960008268"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,496,487,490,487,490,490,490,490,490,487,490,490,490,487,490,496],"twin_sims":[0.4774661366771494,0.4559547736679037,0.45136172456392687,0.41039953494757914,0.2976725961998304,0.28160403777971943,0.2738322398670687,0.26787798485874537,0.2529173007986436,0.24026904557390238,0.22448319977194076,0.22194362074863808,0.22064556392571857,0.2203060223794037,0.21990157393428278,0.21796417862969578,0.21502404593722532,0.20825156962994876,0.20605604427000834,0.19928555077343332,0.19896365248340925,0.19831613698715883,0.19460812376579217,0.1919445462085127,0.19023497282513466],"twin_dists":[0.1579203315150658,0.16276974778448297,0.16381556797065527,0.17333492218337804,0.20218425930910602,0.20676192273238733,0.2090325433711311,0.21079903049001747,0.2153484052803409,0.2193299762326755,0.22449543592320748,0.2253486574395363,0.22578728347689375,0.225902302507915,0.2260394636096625,0.2266988508402755,0.2277070845386178,0.2300654940546356,0.2308412305927584,0.23326965993104765,0.2333865222523053,0.23362199300011569,0.23498076991779393,0.23596795277138155,0.23660659934570116],"n_dims_used":45,"mean_confidence":0.9003924899631076},"coverage":{"mean_confidence":0.9003924899631076,"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}}