{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005013","480:4800004946","480:4800004498","480:4800004949","480:4800004755","480:4800005102","480:4800004584","480:4800004604","480:4800004325","480:4800004848","480:4800004088","480:4800004324","480:4800004006","480:4800004927","480:4800003858","480:4800004932","489:4890003318","481:4810005017","480:4800005542","480:4800004605","480:4800004411","493:4930002394","480:4800004845","480:4800004458","480:4800005827"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,489,481,480,480,480,493,480,480,480],"twin_sims":[0.552186447821208,0.4667926206051674,0.45485900439283067,0.4284776817100459,0.4266776346245537,0.388435451076109,0.3873079794475712,0.33539598885859595,0.3274778417036574,0.30159201744206776,0.28481514405143704,0.26366650362024024,0.2525227157122082,0.2479083578673342,0.2427135635826421,0.24133733525401152,0.22283837940665135,0.22238529466566842,0.22113480695915136,0.20839185241229585,0.20238195870907205,0.19789392060690866,0.19204476684759295,0.191015398506388,0.19044589916941712],"twin_dists":[0.14154168540148554,0.1603169100602851,0.16301889811962716,0.1690880662956549,0.16950750250549987,0.17860724353961796,0.17888154812989185,0.19197218782059425,0.19406002912315135,0.20109000901282298,0.20583487261712685,0.21206322267984282,0.21547066514102545,0.21690953394749676,0.21855011390625467,0.2189885354573969,0.22504730654479588,0.2251998024167834,0.2256217614335083,0.23001611842295652,0.23215212515261488,0.2337758193571491,0.2359306366029561,0.23631456036692275,0.23652758732501392],"n_dims_used":43,"mean_confidence":0.9157912675724473},"coverage":{"mean_confidence":0.9157912675724473,"n_dims_used":43,"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}}