{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002739},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002740","499:4990002249","499:4990003806","499:4990000940","481:4810004235","481:4810004040","499:4990004153","500:5000010171","499:4990003158","477:4770003722","496:4960004790","499:4990002515","499:4990002389","468:4680000129","499:4990003239","499:4990001601","496:4960011516","468:4680003796","499:4990002883","481:4810004041","499:4990000778","496:4960012230","468:4680000056","488:4880000090","500:5000003582"],"twin_admin_codes":[499,499,499,499,481,481,499,500,499,477,496,499,499,468,499,499,496,468,499,481,499,496,468,488,500],"twin_sims":[0.7651323445093666,0.4511201736167089,0.4109300074485534,0.38677893449625284,0.3845393291965352,0.3783897646021868,0.3767453008442809,0.37306603624536633,0.36699691871084694,0.36023777740300783,0.35248725535490966,0.341975985193108,0.3393558115424959,0.33269317203768256,0.3319171606494709,0.33080345586433946,0.32751104101287104,0.3264042265616387,0.3215403725283739,0.31547848402998563,0.31398820008115924,0.3136337612932064,0.3121543977277767,0.3114444176007585,0.3110226737844915],"twin_dists":[0.09503165008011623,0.16387067661503743,0.17320917604171973,0.17901039049357212,0.17955674721623996,0.1810648313476931,0.18147011413902342,0.18238002247983412,0.18389070114547756,0.18558795875664247,0.18755430190230693,0.19025745917596695,0.19093812411716682,0.19268180153321207,0.19288612017464007,0.19317980818799277,0.1940512176895171,0.1943452439883305,0.19564393532307972,0.19727800349309577,0.19768244076024977,0.19777878969723303,0.19818160348082506,0.19837530956292232,0.19849049468787588],"n_dims_used":45,"mean_confidence":0.9304898579915365},"coverage":{"mean_confidence":0.9304898579915365,"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}}