{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002811},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960006193","490:4900000290","478:4780003202","496:4960005923","475:4750000335","487:4870002952","470:4700000014","475:4750000292","496:4960006191","480:4800006468","473:4730005745","488:4880005861","481:4810002298","474:4740003761","475:4750000547","473:4730002984","488:4880004658","480:4800006449","480:4800006450","496:4960011129","475:4750000508","493:4930004770","484:4840008606","496:4960006808","496:4960010420"],"twin_admin_codes":[496,490,478,496,475,487,470,475,496,480,473,488,481,474,475,473,488,480,480,496,475,493,484,496,496],"twin_sims":[0.006597653536815753,0.00600868828674752,0.0012790421839435988,0.0012463051058966277,0.000619096184479424,0.000393302603273784,0.00026357489199557927,0.000214301946861717,0.00017138682040770663,0.00013007471548898193,0.00012304042594974308,0.00012231667987708172,0.00011467223541467037,0.00010573973802536638,0.0000599294565434824,0.0000579779840252196,0.000055920846005058685,0.00004736816323870106,0.000028512601789789073,0.000027773705223270606,0.000025949953279052482,0.00002400516227592978,0.000021998834969867436,0.00001938516065636791,0.000016984537278133447],"twin_dists":[0.4115624436919363,0.4153770596375373,0.4740558897650181,0.4749775467133375,0.49920650938784616,0.514307274560439,0.5272703614208005,0.5338496944581319,0.5408640900620838,0.5493982957624673,0.5511025377724239,0.5512830734278996,0.5532541156655362,0.5557210722038531,0.5726961983229659,0.5736703914273527,0.5747316107278353,0.5795825678200766,0.5941715751577172,0.5949164777925449,0.5968390718601609,0.5990365986206897,0.6014891493033436,0.6050256399758847,0.6087001829893145],"n_dims_used":45,"mean_confidence":0.8950058831108941},"coverage":{"mean_confidence":0.8950058831108941,"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}}