{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004837},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004849","490:4900007384","490:4900006172","490:4900005787","490:4900006050","490:4900005255","490:4900005533","490:4900007509","490:4900005785","490:4900005909","490:4900005649","490:4900005526","490:4900007630","490:4900005518","490:4900005790","490:4900005527","493:4930004456","490:4900001606","490:4900005532","490:4900005280","478:4780003302","470:4700005291","490:4900001209","490:4900005789","493:4930007043"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,493,490,490,490,478,470,490,490,493],"twin_sims":[0.5507028241078299,0.5476276220689108,0.5452294150595368,0.5003918699238782,0.4400961059899195,0.4215086517934599,0.40680805639401635,0.369776605153864,0.3365469328500688,0.32855023530178257,0.32550029666496394,0.31761063031345743,0.3050936702919231,0.30146009406974744,0.2990618274674704,0.2933864587046496,0.2755880768679233,0.2586943197530352,0.25771460688391545,0.2576502403937133,0.24505064414863303,0.24493523058756714,0.2342980766356944,0.23286866217415986,0.2327931996705116],"twin_dists":[0.14186193928069532,0.14252619908237762,0.14304466212512654,0.15282908183899016,0.16639777126113506,0.1707160466888057,0.1741881553232426,0.1831972731283996,0.19167095487054536,0.19377565367894412,0.19458578333513726,0.19670125280530606,0.20011938562624937,0.20112670465390647,0.20179544487482237,0.20339062635625865,0.2085161489806697,0.21357212004570125,0.21387157696961648,0.21389127621790865,0.21780926362674904,0.21784574223527964,0.22125681905690792,0.22172284651420307,0.2217475014366269],"n_dims_used":45,"mean_confidence":0.9176817152235243},"coverage":{"mean_confidence":0.9176817152235243,"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}}