{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007107},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007934","490:4900006001","490:4900005206","490:4900006976","490:4900005070","490:4900009768","490:4900005069","490:4900007109","490:4900007595","490:4900008510","490:4900005077","490:4900009472","490:4900008391","490:4900007470","490:4900007105","490:4900012335","490:4900006002","490:4900006379","490:4900004245","490:4900007098","490:4900005481","490:4900009195","490:4900005224","490:4900005339","490:4900007828"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.06599982689692804,0.027255619503296483,0.01594105894969578,0.011722796729767523,0.0024739485718903807,0.0020726136736207153,0.0009459931411510623,0.0007029619895821536,0.0006899497071600057,0.0006512945858697259,0.0006298723239294227,0.0005757189951039588,0.0004965380339952229,0.0004271015991899191,0.00041569868258303024,0.000410441370038634,0.0003963728284401018,0.0002706224660030505,0.0002654041943307705,0.00025038010802709744,0.000245984878065902,0.0002271683837162294,0.00021960364917749121,0.00021425424330767597,0.0001755608999791541],"twin_dists":[0.30281111452161663,0.3486105861043502,0.37366211173581937,0.3872882425930817,0.44997114115472514,0.4565580477748767,0.4846694266800606,0.4948953436263813,0.4955317400131021,0.4974904411442338,0.49862309949583933,0.5016549259957969,0.5066054156207834,0.5115963156026875,0.5124877509537419,0.5129064797175641,0.5140521886191423,0.5264255583322524,0.5270490600037613,0.528910731827695,0.529475220760532,0.5320042977249105,0.5330769875250947,0.5338567284003101,0.5401131439443868],"n_dims_used":45,"mean_confidence":0.9284029642740885},"coverage":{"mean_confidence":0.9284029642740885,"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}}