{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005247},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004834","490:4900004423","493:4930004449","493:4930005255","487:4870007677","490:4900009091","487:4870005723","487:4870005919","487:4870005725","470:4700004695","469:4690004239","490:4900008424","466:4660002909","496:4960006495","487:4870008116","496:4960005260","469:4690005746","490:4900008425","496:4960000108","496:4960006755","487:4870005574","470:4700002620","487:4870008100","496:4960000020","493:4930004147"],"twin_admin_codes":[490,490,493,493,487,490,487,487,487,470,469,490,466,496,487,496,469,490,496,496,487,470,487,496,493],"twin_sims":[0.3825890265256654,0.33369798940861384,0.27813599724475685,0.274505490151409,0.24982210508747132,0.24372795702525954,0.22854410474159167,0.2200479548319142,0.21905996928259988,0.2182775241257604,0.2171527445070218,0.21682669473925037,0.21503166816973907,0.21437688231456187,0.20920152705571674,0.20612270305612798,0.20473211135142144,0.20207253051120158,0.20062191118094028,0.19862014212182225,0.1966465980500566,0.19550784894648454,0.19375613978693834,0.1923415797497403,0.19208835274732236],"twin_dists":[0.18003376478502406,0.19241762572416132,0.2077703687796593,0.20883430012293697,0.2163107206700728,0.218227989782348,0.22314433091569918,0.2259898017823048,0.2263254207756339,0.22659193867127927,0.22697618961497268,0.22708782591152527,0.2277044587417897,0.22793025659851313,0.22973157693326088,0.2308175954434472,0.23131174345802372,0.23226327052560602,0.2327858935264401,0.23351137469428793,0.23423158708426955,0.23464943395497986,0.235295506683187,0.23582020079512303,0.23591441205723906],"n_dims_used":45,"mean_confidence":0.9155590481228298},"coverage":{"mean_confidence":0.9155590481228298,"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}}