{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000981","487:4870000278","487:4870000717","487:4870001432","487:4870000224","487:4870000885","487:4870000562","487:4870000332","487:4870000448","487:4870000279","487:4870000388","487:4870000716","487:4870000384","487:4870000635","487:4870001157","487:4870001453","487:4870000638","487:4870001165","487:4870000511","487:4870000447","487:4870002704","487:4870001527","487:4870000984","487:4870001335","487:4870000223"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.5647690466420899,0.4862577808415521,0.4195118648980692,0.376948172700071,0.36463078906746865,0.35806141597197605,0.3335560738742378,0.2839902279841046,0.27869845130981286,0.27807307090664507,0.2731954833662334,0.2608581801114526,0.2441596721551536,0.2264001979961046,0.20316626363344892,0.20109715423644342,0.1650277978041899,0.15956029522127235,0.15654866851505045,0.1445281562072025,0.12955181297690427,0.1267541170390306,0.12021968900218558,0.11994132788244842,0.11063374056764487],"twin_dists":[0.13883071184297452,0.15595934775966386,0.1711845727352015,0.18142006927411639,0.18448303823502896,0.18613789442396012,0.1924549103233095,0.20607242236720624,0.20760629971683314,0.20778873709288762,0.20922031631339244,0.21291324075386234,0.21809115988989886,0.22385562807644235,0.23187092787773425,0.23261438939792237,0.24653183832242234,0.24882632663621895,0.25011468283456517,0.25544571378945696,0.26256975200892557,0.26396849160843916,0.2673291767680939,0.2674754008230516,0.27252174710630717],"n_dims_used":43,"mean_confidence":0.9023574119390443},"coverage":{"mean_confidence":0.9023574119390443,"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}}