{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870008705},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007825","466:4660014263","487:4870008265","478:4780003860","466:4660014178","469:4690003134","466:4660014383","466:4660013727","487:4870008997","466:4660014511","487:4870008700","466:4660012779","466:4660014323","466:4660014497","466:4660014280","487:4870002776","487:4870002784","466:4660014377","478:4780003214","466:4660014423","466:4660013900","469:4690003942","466:4660014285","466:4660013509","478:4780000651"],"twin_admin_codes":[487,466,487,478,466,469,466,466,487,466,487,466,466,466,466,487,487,466,478,466,466,469,466,466,478],"twin_sims":[0.2984106890147159,0.2982454088978413,0.2952327926942563,0.2767395293999497,0.24973888728108704,0.23028016503610393,0.22711573296654547,0.2161758482884532,0.19751105202405903,0.19089922917511015,0.18762173985723055,0.18656071420720285,0.18609545015531576,0.18476534047387375,0.1771397361462429,0.1767692217622126,0.16564679815015554,0.1592880160254622,0.1516540061141245,0.14930407940113957,0.14897660214374198,0.14837553548241825,0.14435378595194798,0.14259981650594447,0.14009442067189687],"twin_dists":[0.2019775516044754,0.2020238132833996,0.20286969499591503,0.2081785978431256,0.21633669840698946,0.22257157438954792,0.22361773644149952,0.22731100777353092,0.23391550639508818,0.23635797863762967,0.23759062537512268,0.23799290173177373,0.23816980820191824,0.2386772742027521,0.24163750525309718,0.24178362056659194,0.24627555459209557,0.2489420739188744,0.2522477933004546,0.2532898978016628,0.25343607872730234,0.25370500365286075,0.25552541471827794,0.25633111809561643,0.25749487529210513],"n_dims_used":43,"mean_confidence":0.9171310247376908},"coverage":{"mean_confidence":0.9171310247376908,"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}}