{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002859},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001275","481:4810001195","488:4880003700","488:4880002894","488:4880002895","488:4880002827","481:4810000987","481:4810001055","481:4810001524","481:4810000990","488:4880002930","488:4880003011","481:4810001192","488:4880002512","481:4810000957","481:4810001121","488:4880002970","488:4880004128","496:4960004883","481:4810000986","481:4810001349","488:4880002889","496:4960005347","488:4880003012","481:4810001387"],"twin_admin_codes":[481,481,488,488,488,488,481,481,481,481,488,488,481,488,481,481,488,488,496,481,481,488,496,488,481],"twin_sims":[0.770884552784325,0.757098232160279,0.6719108491338626,0.6617318963679905,0.6438472037689192,0.6227296900546596,0.6091934901578792,0.6044597795480462,0.6041577788844323,0.602475468885925,0.6012813640530394,0.5957150499841571,0.5895606254004592,0.5887291769302225,0.5846836843324594,0.5788281155159998,0.5786637384053174,0.5713251024638395,0.569375902352952,0.5684532295888047,0.5677252083215715,0.559551833738805,0.5577593835161045,0.5563036949163833,0.554271101355537],"twin_dists":[0.09369283661934379,0.09688711071454192,0.1158185714282038,0.11802079839893889,0.12187374309967612,0.12640500954536854,0.129304300192983,0.13031792002779477,0.13038258734055097,0.13074282537463716,0.1309985303445998,0.13219064396530525,0.13350916912169328,0.1336873496243352,0.1345545179512955,0.13581043009973445,0.13584570059638434,0.1374213082918298,0.13784014747813836,0.13803846468562048,0.138194969976034,0.13995373971686328,0.14033990013662304,0.14065364042665382,0.1410919226087684],"n_dims_used":45,"mean_confidence":0.922957526312934},"coverage":{"mean_confidence":0.922957526312934,"n_dims_used":45,"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}}