{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000109},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001309","500:5000001060","485:4850007491","485:4850007293","500:5000000069","485:4850007551","500:5000000108","485:4850007066","475:4750003044","500:5000000212","500:5000000139","485:4850007365","500:5000001806","500:5000001475","500:5000000903","500:5000001579","500:5000002144","500:5000001308","475:4750002639","475:4750002717","475:4750002427","485:4850007432","475:4750002072","475:4750002640","475:4750003190"],"twin_admin_codes":[500,500,485,485,500,485,500,485,475,500,500,485,500,500,500,500,500,500,475,475,475,485,475,475,475],"twin_sims":[0.3945353028690923,0.38664074464023035,0.3225282449091848,0.2911285729146618,0.28656424364581085,0.27203705651726207,0.2453840144103726,0.2429270863341317,0.23380524435913888,0.22573075999434733,0.22381690907246565,0.2208355513887539,0.21506968838583565,0.19959143868467816,0.1882003545763309,0.18083481686392572,0.17915849761051816,0.169281876622384,0.1681424654555587,0.15939221800102535,0.15865156591524687,0.15318187443789819,0.14507684909224408,0.14184673720475238,0.1368270567444612],"twin_dists":[0.17712962840365565,0.17904405866732076,0.1953792839312818,0.2040303210901799,0.2053325528029628,0.20956261577142235,0.21770395787114735,0.21848223681066212,0.22141728436278943,0.22407864602889327,0.22471866436636934,0.22572297726923807,0.2276913620257114,0.23315873066945464,0.23737192182619152,0.24019206069827104,0.24084518285631748,0.24478430009809532,0.24524923012843022,0.24889776013030498,0.24921319500941572,0.2515765932530602,0.2551953821723734,0.25667931310091996,0.2590361225564085],"n_dims_used":44,"mean_confidence":0.9162478880448774},"coverage":{"mean_confidence":0.9162478880448774,"n_dims_used":44,"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}}