{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003687},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002656","480:4800002607","480:4800002954","480:4800002861","480:4800003759","480:4800002618","480:4800003239","480:4800003195","480:4800002853","480:4800003385","480:4800003621","480:4800002661","480:4800003330","480:4800002998","480:4800002614","480:4800002664","480:4800002899","480:4800003690","480:4800002806","480:4800003392","480:4800003633","480:4800002807","480:4800003241","480:4800002698","480:4800003204"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8930502451727869,0.883889825777113,0.7102384593132843,0.7053279417994619,0.6339782884645118,0.590914201698021,0.5190544492651625,0.5094495370153151,0.48567988973098364,0.4856193149704906,0.46261707697969734,0.4578615724237358,0.45620468154837707,0.45011564460345743,0.4437005978516872,0.4168067657807366,0.40585081244779514,0.39149422565132536,0.3819340123950684,0.3798661064417281,0.36652690368072066,0.3661063252013355,0.35684406721821454,0.3564464078906276,0.3537756781761292],"twin_dists":[0.06177233500502115,0.06452628159851102,0.10743603613018722,0.10851981695961507,0.12399314901005441,0.13321912451272427,0.14873282642962957,0.15083617311995592,0.15608790453522897,0.15610138262549395,0.16125952044740782,0.1623367071413914,0.16271295554860782,0.1640999728504707,0.16556886135421717,0.17182081083545392,0.1744161315231373,0.17786494897792723,0.18019423351547798,0.18070171067030297,0.18400821166917794,0.18411342646564943,0.1864462488048228,0.18654709311467027,0.18722588648635238],"n_dims_used":43,"mean_confidence":0.9145985093227652},"coverage":{"mean_confidence":0.9145985093227652,"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}}