{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004094","470:4700004438","470:4700004957","470:4700004955","470:4700002258","470:4700002251","470:4700004270","470:4700004269","470:4700002416","470:4700003923","470:4700005121","470:4700005122","470:4700003748","470:4700004960","470:4700004605","470:4700005129","470:4700005124","470:4700004095","470:4700004603","470:4700002547","470:4700004430","470:4700002934","470:4700004794","470:4700003592","470:4700003752"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470],"twin_sims":[0.8344170441992638,0.8103754278232209,0.7524906208067741,0.7134761654710793,0.7098762994437242,0.6765064782721947,0.6697175911850669,0.6088899313015297,0.6033990893898422,0.5910777181103491,0.5865040755267603,0.5862498555798586,0.5807443533017891,0.5750014754465123,0.5664056412542662,0.5637511724653423,0.5487570764653288,0.5447582121023393,0.5422328573172462,0.5385614010484093,0.5328374574612843,0.5315152751031111,0.5279270851775003,0.5226725685605119,0.517225548151933],"twin_dists":[0.07814558771187283,0.08421990447323545,0.09794409292544551,0.10671957363352595,0.10751608272222772,0.11482157152462472,0.11629376144705368,0.12936930140554664,0.13054504647792117,0.13318408846815727,0.13416426318717906,0.1342187580268511,0.13539932366111376,0.13663174721966018,0.13847870199597945,0.13904970704930503,0.14228215918071382,0.143146577056119,0.14369304632713373,0.14448836051078429,0.14573038602972802,0.1460176662467713,0.14679805865782522,0.14794295521183787,0.14913258811154037],"n_dims_used":43,"mean_confidence":0.9137881966524346},"coverage":{"mean_confidence":0.9137881966524346,"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}}