{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000977},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001153","500:5000001365","500:5000000787","500:5000002038","500:5000001591","500:5000000918","500:5000001471","500:5000002408","500:5000001366","500:5000001662","500:5000000731","500:5000001033","500:5000001367","500:5000000728","500:5000000790","500:5000002399","500:5000001152","500:5000000850","500:5000000913","500:5000001096","500:5000000919","500:5000000667","500:5000001092","500:5000001915","500:5000001529"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.7326752836985678,0.7259267697179689,0.6994714756381029,0.6918881694527289,0.6650481043262635,0.6637306953163921,0.6636324323225292,0.6623402268400393,0.6562917689932278,0.642172898894729,0.6292544088998081,0.6262240689635714,0.6222793583474429,0.6088611536909134,0.606039638509909,0.6060192604206938,0.5995341334110156,0.5927352709376144,0.5927113803233433,0.5921454872183893,0.5906532108910444,0.5813437092383753,0.5749969671960202,0.5690583752890908,0.5683202278504715],"twin_dists":[0.10243675486838838,0.10394927725815908,0.10980813231708297,0.1114699856922497,0.1173041875360475,0.11758896486241369,0.11761020083471341,0.1178894003468907,0.11919475717084528,0.12223358679069529,0.1250064222354941,0.1256561047681962,0.12650150518831757,0.1293754635562977,0.12997962813818487,0.12998399163680388,0.1313726975632123,0.13282895687467866,0.1328340751289901,0.1329553130809592,0.13327504702597456,0.13527076147937184,0.13663271513041197,0.13790839191556695,0.13806705480637202],"n_dims_used":44,"mean_confidence":0.9197871468283914},"coverage":{"mean_confidence":0.9197871468283914,"n_dims_used":44,"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}}