{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000889","466:4660011297","496:4960011058","487:4870003215","496:4960006327","491:4910001286","496:4960010902","487:4870001056","477:4770002752","484:4840000297","487:4870001231","479:4790001573","497:4970002887","466:4660011619","475:4750000622","500:5000011477","475:4750000086","484:4840008580","489:4890005353","480:4800006482","466:4660011620","474:4740003679","480:4800003155","484:4840007746","475:4750000381"],"twin_admin_codes":[487,466,496,487,496,491,496,487,477,484,487,479,497,466,475,500,475,484,489,480,466,474,480,484,475],"twin_sims":[0.024543246096083902,0.01729230522494643,0.0022853591198447654,0.0016766751233583533,0.0011503723832123958,0.0006440412671337032,0.0006275914081818382,0.0002611825689925879,0.00025938580148988444,0.0001627693711903853,0.00007226715462451117,0.00004242680543135561,0.000034518574224498914,0.000029078111309938556,0.000021944776574261258,0.00002025078382368375,0.000014198390619899825,0.00001342073754654506,0.000012521037983632266,0.000011991342057862911,0.000009076203809486992,0.000007865703672672387,0.000005749603584036475,0.000005230300196062146,0.000005141365150850111],"twin_dists":[0.3536460383006847,0.36997107286398273,0.45293369858953214,0.46432417995803776,0.4778135014255925,0.4978700061971932,0.4987458055840899,0.5275619620501322,0.5277826249028311,0.5424705525066202,0.5671558287214,0.5827799851907374,0.5887201483057019,0.5936137846246514,0.6015581403301844,0.6038065088968131,0.6136451176298319,0.6151914551311402,0.6170910868607291,0.6182714673305436,0.6258240274388468,0.6296702654730502,0.6380097809956626,0.6405075244655148,0.6409590013264924],"n_dims_used":43,"mean_confidence":0.8876796988553779},"coverage":{"mean_confidence":0.8876796988553779,"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}}