{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003068","477:4770003235","477:4770002615","477:4770003240","477:4770002477","477:4770003238","477:4770003158","477:4770003156","477:4770003071","477:4770003315","477:4770003378","477:4770003152","477:4770003313","477:4770002684","477:4770003457","489:4890005085","477:4770002837","477:4770003383","477:4770002920","477:4770002994","489:4890005284","477:4770003151","477:4770002620","477:4770003387","477:4770002921"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,489,477,477,477,477],"twin_sims":[0.9780914097118917,0.9353081928244191,0.8973361691095796,0.8898286813258168,0.8536000246392961,0.8489312208320489,0.8450628361302066,0.8425285224632956,0.8326458747248273,0.8298662900598334,0.8223819009284613,0.801885465323492,0.7979059389575016,0.7970155816154342,0.7929967434548664,0.7870054669055531,0.780426885083068,0.7781268617368554,0.7738387090242096,0.7734144176177445,0.7731954217565854,0.7651731133050542,0.7519365494519381,0.7310341566435116,0.7268154417281958],"twin_dists":[0.02733674236317683,0.04749898543184079,0.06045087964575589,0.0627513762580553,0.0730750433775926,0.07433022422003348,0.07535950581758531,0.07602878727120943,0.0786028997307325,0.07931720808854888,0.08122097331354486,0.08630342766743619,0.0872703519930868,0.08748587820076946,0.0884551409710812,0.08988967530279168,0.09145123259305257,0.09199399784355902,0.09300170722991566,0.09310112352676662,0.09315241654899063,0.09502219248354905,0.09807086191423842,0.10280533232966083,0.10375056506485625],"n_dims_used":44,"mean_confidence":0.9203942905772816},"coverage":{"mean_confidence":0.9203942905772816,"n_dims_used":44,"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}}