{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001597},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001367","477:4770002201","477:4770001610","499:4990001956","485:4850007759","477:4770000199","499:4990002721","489:4890002035","477:4770000935","485:4850000585","489:4890002291","500:5000003994","499:4990001313","479:4790000004","470:4700008443","499:4990003228","499:4990002485","477:4770000129","499:4990000667","485:4850002120","477:4770000493","489:4890001873","477:4770000158","500:5000006268","477:4770001382"],"twin_admin_codes":[477,477,477,499,485,477,499,489,477,485,489,500,499,479,470,499,499,477,499,485,477,489,477,500,477],"twin_sims":[0.5492043854197876,0.5229109121262855,0.455748710278228,0.37372313350775344,0.3708380127359813,0.33591851145701596,0.32629124681944066,0.31164302845612485,0.29542638285008377,0.2901764977587266,0.287153159247548,0.2817045618735075,0.2760334256920267,0.271852068537928,0.27028489024631613,0.26787961184343123,0.2671014458384346,0.2668132809507799,0.2628090259580949,0.2562010311078516,0.25473713036718904,0.2518807935192634,0.24966121109296546,0.2491571382945922,0.24813464347098108],"twin_dists":[0.14218553290211625,0.14789096705280774,0.16281658475002156,0.18221719560334723,0.18293317699830877,0.19183536034654325,0.19437528815662086,0.19832109656638205,0.20281518637548798,0.2043009427542741,0.20516383786779485,0.20673280473536146,0.2083854917958175,0.2096173602476649,0.21008206798957235,0.2107985445029564,0.21103119535316947,0.21111745575592522,0.21232215858592016,0.2143356296682398,0.21478610565899817,0.2156698211442787,0.21636095123752688,0.21651845529527022,0.21683857490971103],"n_dims_used":45,"mean_confidence":0.9225863138834636},"coverage":{"mean_confidence":0.9225863138834636,"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}}