{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001454},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001837","480:4800001619","480:4800001279","480:4800002498","480:4800002012","480:4800001612","480:4800002449","480:4800001272","480:4800001790","480:4800001576","480:4800001726","480:4800001730","480:4800001957","480:4800001377","480:4800001685","493:4930003594","480:4800001955","480:4800001613","469:4690001506","480:4800001445","466:4660002960","496:4960008528","480:4800002353","496:4960009517","480:4800000772"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,493,480,480,469,480,466,496,480,496,480],"twin_sims":[0.5499144558884814,0.35865113060727727,0.33460225545095496,0.32516065360927565,0.32271906284549684,0.32098441843902253,0.3186077145904768,0.29819284944722385,0.2727571529716383,0.26355239210684434,0.25910830527674905,0.2386380211996303,0.20266272012482744,0.20037528457709433,0.199400900133474,0.19509734214831706,0.19146230336011047,0.19055775232055178,0.18765997002514406,0.1873352100212848,0.1696415678656518,0.16681243369048496,0.16500492848848114,0.16428691788488098,0.1606596803785129],"twin_dists":[0.14203217243822483,0.18598871327195543,0.1921802558153915,0.19467625939140767,0.19532821592043959,0.1957930756001565,0.1964322891363469,0.20203852775369913,0.2093497317994602,0.2120976509802279,0.2134457970007695,0.219853182443229,0.23205137775602297,0.23287500560072494,0.23322781507183632,0.2348004770670907,0.23614770133989432,0.2364857124590726,0.23757616064231113,0.2376991024044319,0.24463799739551428,0.245794818610344,0.24654132015943608,0.24683949842991929,0.24836042816140408],"n_dims_used":43,"mean_confidence":0.9219459711119186},"coverage":{"mean_confidence":0.9219459711119186,"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}}