{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011961},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009525","491:4910005360","490:4900011909","490:4900008776","490:4900012050","490:4900009526","490:4900008792","490:4900006332","490:4900007528","490:4900011161","490:4900008778","490:4900011439","490:4900011643","490:4900012114","490:4900010769","490:4900008238","490:4900011521","490:4900012024","490:4900011896","490:4900011632","490:4900010340","490:4900011824","490:4900009954","490:4900011098","491:4910005205"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.03217658764258979,0.004734419455279471,0.002517516645984246,0.0013954646962294956,0.0008785708889984521,0.0008728314141413885,0.0008451659423798314,0.0007934939280810435,0.000759449752755098,0.0006443986767536255,0.000524397923987266,0.00048631395416394603,0.00042328037435527275,0.0003940506906966158,0.0003897534724984207,0.00038588644285002477,0.00021615885346102615,0.00020133831174180516,0.00014504293824700346,0.0001423454607038113,0.00013824540342779042,0.00013618927448773004,0.00010302081510656125,0.00009924486827012659,0.00009404018125259776],"twin_dists":[0.34048504447722394,0.4249455185638748,0.4493162629811905,0.4709460158106553,0.48723583461257935,0.48746267750506916,0.48857593036651453,0.49074908892293845,0.49225399536964104,0.49785120991349785,0.5047845505031642,0.5072976657061014,0.5118925367339269,0.5142449492900546,0.5146044833615491,0.5149312120163205,0.533577029858485,0.5358176216869419,0.5460440180540003,0.5466236081649748,0.5475247202043466,0.5479861551418869,0.5565111779395326,0.557641798769003,0.5592688102730576],"n_dims_used":45,"mean_confidence":0.889060550265842},"coverage":{"mean_confidence":0.889060550265842,"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}}