{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011750},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010213","490:4900010733","491:4910005518","491:4910005365","490:4900007770","490:4900009008","490:4900011949","490:4900011144","490:4900010981","490:4900010831","490:4900011146","490:4900007896","490:4900011145","491:4910004906","490:4900008897","490:4900010212","490:4900009720","490:4900010021","491:4910005665","490:4900011289","490:4900011000","490:4900011079","490:4900011068","491:4910004855","490:4900010832"],"twin_admin_codes":[490,490,491,491,490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490,490,490,490,491,490],"twin_sims":[0.03645632167694313,0.03331398011066935,0.02850917926827524,0.022111743760340672,0.021788379368285316,0.01711707574607337,0.016168391130184638,0.013678547656424522,0.010417351615999784,0.00867475595377657,0.006949765550221416,0.006898837533922738,0.006848675979250211,0.006745390999413072,0.006184291760127689,0.005982440705633378,0.005690995606743603,0.005511800438073431,0.005184590145185296,0.004861965902545932,0.004334555100197151,0.004152198154242525,0.0039469027757456305,0.0038723067499824067,0.003588264421796006],"twin_dists":[0.33424154497250735,0.3387597763051405,0.3464280733212386,0.35858750098939846,0.35927980654910047,0.37043513026025776,0.3730223682602436,0.3805090442289391,0.39239647681528905,0.4001878736781089,0.40942599364807264,0.409728890255191,0.41002920090383066,0.4106538388244102,0.4142056703463035,0.4155547943192551,0.4175770787225075,0.4188674285270398,0.421324706570342,0.4238890151482946,0.4284337218470691,0.4301225540537245,0.4321064571433143,0.4328506390951012,0.4358091890194814],"n_dims_used":44,"mean_confidence":0.883015979420055},"coverage":{"mean_confidence":0.883015979420055,"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}}