{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000875","477:4770001428","500:5000002253","477:4770002268","477:4770000391","485:4850007575","477:4770000819","500:5000001075","477:4770001891","477:4770001268","499:4990001285","499:4990001883","485:4850007638","500:5000001715","485:4850007672","477:4770000703","477:4770001489","477:4770001551","477:4770000550","485:4850007626","500:5000001800","477:4770001835","477:4770003905","499:4990001516","500:5000001641"],"twin_admin_codes":[477,477,500,477,477,485,477,500,477,477,499,499,485,500,485,477,477,477,477,485,500,477,477,499,500],"twin_sims":[0.5894458899124528,0.48340900155037814,0.46121479425767187,0.4376778881100898,0.4273728302197854,0.4042314966022169,0.389439963533643,0.36751128323674187,0.3590334869871413,0.34775868348425876,0.3428995403353008,0.33181502384165806,0.3020875280195135,0.29711108726957486,0.2862740166391275,0.2718501172252178,0.26636836476010756,0.2554020973908179,0.25519288308094185,0.24532917526531212,0.24196379635215778,0.2387513375579239,0.23595881433996085,0.23085847173416008,0.23037490965836074],"twin_dists":[0.13353375627052486,0.15659354113471802,0.1615767461317468,0.16695536380350268,0.16934542601861727,0.174802332601189,0.17836316983985223,0.18376218901319158,0.18589205507086037,0.18876500368485727,0.19001820440982856,0.19291303154553222,0.200952261891227,0.20234171523908492,0.20541577472132028,0.20961793783230653,0.21125075251259035,0.2145812772140017,0.2146456845829823,0.21772127424835264,0.21878876512912837,0.2198167573398867,0.22071770813960842,0.22238141380900767,0.22254039862434033],"n_dims_used":45,"mean_confidence":0.9200585259331597},"coverage":{"mean_confidence":0.9200585259331597,"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}}