{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003843","490:4900002289","490:4900003701","490:4900002621","490:4900005091","490:4900003566","490:4900005880","490:4900005094","490:4900002450","490:4900004011","490:4900001403","490:4900012635","490:4900005225","490:4900005363","490:4900000831","490:4900003439","490:4900005088","487:4870000836","490:4900005753","490:4900007361","494:4940008786","490:4900007485","490:4900007112","490:4900005115","490:4900002893"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,494,490,490,490,490],"twin_sims":[0.5028066365111705,0.370170168312946,0.24408036205655845,0.13431076143330628,0.12322209784337022,0.11598327743148167,0.11449322937958147,0.10987413208662895,0.10926083888563878,0.108260483071895,0.10762783504526122,0.10666706954038196,0.0955387272933852,0.09424749103951999,0.09317803795624714,0.0916401544511289,0.08807920076948982,0.08807772235659517,0.08738084085994247,0.08178821468349562,0.07682471682984628,0.07553154778067511,0.07344488721835303,0.07222454353228212,0.07200296903415428],"twin_dists":[0.15229682933399272,0.1830993040954453,0.21811628510081385,0.2602419680492867,0.26576819487033504,0.26958322714921923,0.27039104654521207,0.27294784026915303,0.27329352539393154,0.2738606176539135,0.2742213594144037,0.274772355835369,0.28145474028299866,0.2822690489577416,0.28295017653309945,0.28394054562603904,0.2862852556264666,0.28628624457566365,0.2867538820409695,0.290618484690658,0.29422971837712925,0.29520130183196475,0.2967977297761301,0.29774843525575473,0.2979224448988608],"n_dims_used":45,"mean_confidence":0.9208841959635417},"coverage":{"mean_confidence":0.9208841959635417,"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}}