{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001666},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001031","471:4710000999","476:4760001195","476:4760003512","476:4760003442","473:4730007591","471:4710002168","471:4710001567","471:4710000572","473:4730008539","471:4710001376","471:4710001063","473:4730007704","473:4730008385","473:4730008462","473:4730007925","471:4710001017","473:4730007815","473:4730007582","473:4730007703","473:4730007592","476:4760003446","473:4730007364","473:4730007366","476:4760003290"],"twin_admin_codes":[471,471,476,476,476,473,471,471,471,473,471,471,473,473,473,473,471,473,473,473,473,476,473,473,476],"twin_sims":[0.6907963534693518,0.6183862985816331,0.6095923448887903,0.6082750387854108,0.5770724592408732,0.557793168141166,0.5556896530116127,0.5537232590800756,0.5351629853301852,0.5230264715082318,0.5164703330974882,0.5123630230196325,0.5083497865451956,0.48520956797392906,0.48371294903625606,0.46637378014740877,0.4661324311816243,0.464841928964134,0.463974203344715,0.4623035136697491,0.4604878889521437,0.45747979303149344,0.4511887514731131,0.45003309094109395,0.443794070109973],"twin_dists":[0.111708701622171,0.12733555193998974,0.1292188927858387,0.12950096791045598,0.1361871876207527,0.14033262004476585,0.14078601916932426,0.1412100938320679,0.14522545576281815,0.14786576287270642,0.1492977624684161,0.15019712136993701,0.15107763960947054,0.15619256632961862,0.15652582142487476,0.16041132920125603,0.1604657497236958,0.16075690377080487,0.16095283166762178,0.16133042557856375,0.16174132148124992,0.16242335832146942,0.1638550298043192,0.16411882523559254,0.1655474006406856],"n_dims_used":43,"mean_confidence":0.9143264238224473},"coverage":{"mean_confidence":0.9143264238224473,"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}}