{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006780},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000229","487:4870007389","488:4880002281","496:4960006961","490:4900005796","466:4660012147","489:4890002813","493:4930003561","488:4880004970","489:4890004856","499:4990001307","466:4660008607","479:4790001794","474:4740002173","474:4740005110","484:4840004700","487:4870006628","488:4880003128","487:4870005265","481:4810000900","478:4780003284","499:4990001306","485:4850003428","489:4890000643","481:4810000901"],"twin_admin_codes":[499,487,488,496,490,466,489,493,488,489,499,466,479,474,474,484,487,488,487,481,478,499,485,489,481],"twin_sims":[0.009452381940568133,0.0015632387446316443,0.0011619923201709877,0.0010389244146720468,0.0009354801454460037,0.0008922118698543715,0.0008637333135820784,0.0006425537198592471,0.00043637948971761117,0.00035311216393922785,0.0003123838530229844,0.00027095785843684174,0.0002504121831302316,0.000230980772096951,0.00022122097772204392,0.00015236182338944522,0.00012332238419390248,0.00012299510736812468,0.00009868480240758027,0.00008382699970278946,0.0000833662394342686,0.00008110853283970907,0.0000698165359264496,0.00005853985265018375,0.00004382854468384683],"twin_dists":[0.39655292087585964,0.4668620395265823,0.47745858042760214,0.48139724336721595,0.4850581949999226,0.48670217384780123,0.4878251195933349,0.4979483413464121,0.5108872858506478,0.5178304381132556,0.5218071099625577,0.5263858713999038,0.5289066466832892,0.5314763652753652,0.532844758385665,0.5445212255181844,0.5510324757415841,0.5511138128441725,0.5578129519933585,0.5627254987760985,0.5628906853574552,0.5637127994265789,0.5681809082890941,0.5733867508470225,0.5818384350393012],"n_dims_used":43,"mean_confidence":0.8928011517192043},"coverage":{"mean_confidence":0.8928011517192043,"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}}