{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000070","480:4800000100","480:4800000053","480:4800000012","480:4800000223","480:4800000009","480:4800000192","495:4950000164","480:4800000091","480:4800000175","480:4800000218","480:4800000159","480:4800000030","495:4950000122","480:4800000016","495:4950000102","491:4910002613","495:4950000333","480:4800000144","491:4910002447","480:4800000101","495:4950000117","480:4800000050","495:4950000195","491:4910002661"],"twin_admin_codes":[480,480,480,480,480,480,480,495,480,480,480,480,480,495,480,495,491,495,480,491,480,495,480,495,491],"twin_sims":[0.019168338931069215,0.014531998494384938,0.010903693525722687,0.007399601849878439,0.005642314124583394,0.0056087831074885484,0.00553756546824755,0.005435111955319606,0.00493165428970859,0.004323086293588272,0.0036569072682519363,0.00330441397402086,0.0029836697567199536,0.0026750065466908464,0.0025880013677191138,0.002426156835086274,0.00232111301368631,0.001984050126100679,0.0017139587323478033,0.0013841395898897145,0.001349570692772696,0.0012791150674698686,0.0011804685888473952,0.0010879006150417388,0.0010757369217044414],"twin_dists":[0.3652450845545596,0.3778165702190397,0.3904301729719265,0.40683394425627706,0.4179239516448924,0.4181644480675421,0.418679586582592,0.41943126673380426,0.42332233185940776,0.4285380160272511,0.4350751708840246,0.4389871457961732,0.4428929972252843,0.447032567901962,0.4482784713653683,0.4507017782888462,0.4523552242530162,0.458168587191916,0.4635245573622422,0.47123778119929444,0.4721422158824951,0.474053862310085,0.4769009498345164,0.47978052610294153,0.48017565773975335],"n_dims_used":43,"mean_confidence":0.9036920236986737},"coverage":{"mean_confidence":0.9036920236986737,"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}}