{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000224},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000332","487:4870001432","487:4870001335","487:4870000511","487:4870000647","487:4870000635","487:4870001157","487:4870000717","487:4870000638","487:4870000279","487:4870000448","487:4870001453","487:4870000223","487:4870000089","487:4870000562","487:4870000278","487:4870000384","487:4870001527","487:4870000142","487:4870000885","487:4870002704","487:4870000388","487:4870000981","487:4870000798","487:4870001165"],"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":[0.5862344155602855,0.49002898971216835,0.48907719608435357,0.3697130729170825,0.36463078906746865,0.3645728110002952,0.36118392711569614,0.33371641485497255,0.314587858052054,0.3015967467111554,0.30132490089007047,0.30122316326151244,0.2697362287820936,0.2624217269380747,0.2598934320358894,0.2461231248226795,0.2369187344868137,0.23524196647444823,0.23174955079238113,0.21064164226597865,0.20027328200009573,0.17097567178449663,0.16852844906805112,0.12941540318053996,0.12437531575509077],"twin_dists":[0.1342220678130336,0.15512154905651962,0.1553328118675798,0.18321309296386504,0.18448303823502896,0.18449757671703154,0.18534940953506668,0.19241278555276464,0.19751957325579872,0.2010886936989617,0.20116431953537903,0.20119263254867156,0.21024515299420649,0.2124392860996303,0.2132065729608176,0.21747081411417876,0.22040722853068684,0.22095010660779255,0.2220890198329061,0.22922732713562124,0.23291188365367682,0.2440972938231509,0.245091478739736,0.26263741915324257,0.2651763240114383],"n_dims_used":43,"mean_confidence":0.8999449264171512},"coverage":{"mean_confidence":0.8999449264171512,"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}}