{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011951},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009526","491:4910005159","490:4900009525","490:4900007528","490:4900011823","491:4910005360","490:4900009620","490:4900012050","490:4900008115","490:4900008776","490:4900011649","490:4900010322","490:4900010769","490:4900011365","490:4900011019","490:4900012024","490:4900012096","490:4900010577","490:4900010771","490:4900011961","490:4900010828","490:4900011363","490:4900011584","490:4900010902","490:4900011178"],"twin_admin_codes":[490,491,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.00855519327504948,0.005161903686697549,0.0019187648394657004,0.0005071002426929458,0.0002301389485998028,0.00017719479143574052,0.00016267449386417172,0.00016223791001606313,0.00016115455941853677,0.00013697223256667739,0.00012142822522175313,0.00009605118212290387,0.00009343095855974185,0.00008015665334409898,0.00006104231758767183,0.00005622077771035671,0.00003953974860236198,0.00003586907677188364,0.00003440124725331571,0.000025576558473319622,0.000023076767549603456,0.00002195582976819355,0.00002164134039760758,0.000013634495446082262,0.000013491527796384748],"twin_dists":[0.40077241512324263,0.421500233801735,0.45939870760199875,0.5059041183891445,0.5315922307979508,0.5398237685661242,0.5424886817894118,0.54257223347156,0.5427804798878689,0.5478096740266772,0.5515060795788694,0.5586302952049178,0.5594647958808915,0.5640659258202159,0.5721540374804754,0.5745746002981288,0.5848161521390715,0.5876195542457053,0.588817689248183,0.5972485367081203,0.6001461745064187,0.6015440207281166,0.6019484285224626,0.614758043726002,0.6150471962675311],"n_dims_used":44,"mean_confidence":0.8836472251198508},"coverage":{"mean_confidence":0.8836472251198508,"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}}