{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001859},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001714","494:4940004702","494:4940004464","493:4930002672","494:4940000659","493:4930000344","494:4940004585","496:4960007928","469:4690003405","494:4940000602","466:4660005808","473:4730003314","466:4660005036","490:4900002011","487:4870003503","487:4870002504","494:4940004703","490:4900001577","490:4900001715","493:4930002673","488:4880000893","466:4660009223","487:4870002513","493:4930000256","478:4780003284"],"twin_admin_codes":[490,494,494,493,494,493,494,496,469,494,466,473,466,490,487,487,494,490,490,493,488,466,487,493,478],"twin_sims":[0.0024941685209850196,0.002029681517884327,0.0011359436182719863,0.0008595239464157038,0.00048332226624819846,0.00046837522693956674,0.00037610320121218334,0.0002698480132095156,0.0002623394993426599,0.0002105597578924052,0.00018750608269045332,0.00016056452668066265,0.00015278181820007003,0.00015032690599280096,0.000144762465191717,0.00011988977703588749,0.00010773991220713807,0.00010616459412826537,0.00007131336953169549,0.00006779095613382943,0.0000544411712402769,0.00005234783131071225,0.000036119105644497156,0.0000350600956972993,0.000034923800644360026],"twin_dists":[0.4496659085071998,0.457330703445001,0.4782588659143695,0.48799401036186446,0.5075027988619741,0.5085458009211378,0.5157717004797397,0.5265173759708689,0.5274206317383493,0.5344060108043077,0.5380535358289733,0.5428944543738304,0.544435947567081,0.5449375710910068,0.5461038056458761,0.5518959075147014,0.5551520001125029,0.5555993496667202,0.5675508181467512,0.5690542738108859,0.5755180916929462,0.5766661253643619,0.5874201263754817,0.5882739974710904,0.5883856681973345],"n_dims_used":45,"mean_confidence":0.8958338419596354},"coverage":{"mean_confidence":0.8958338419596354,"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}}