{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000795},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000797","480:4800001034","480:4800001088","480:4800000749","480:4800001002","480:4800000753","480:4800001041","480:4800000503","480:4800000717","480:4800001087","480:4800001135","480:4800000875","480:4800000344","480:4800000402","480:4800001081","480:4800000504","480:4800001045","480:4800000375","480:4800001149","480:4800000501","480:4800000580","480:4800000838","480:4800000576","480:4800000615","480:4800000645"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8627107612198036,0.8118911955336753,0.7368666751953039,0.7094623012004309,0.7080180322363935,0.6674174471401397,0.6663563545062244,0.6190896857288747,0.577137271643569,0.5682346624880366,0.5382718171440518,0.5142498553658635,0.5035963124198156,0.4888178633935375,0.48667179879847544,0.48133752223589266,0.4799276736696881,0.44518974380678245,0.4323920202344448,0.4286493795839035,0.42728590720132276,0.4069082477643519,0.4063065496725272,0.40427381640673327,0.4004488915491661],"twin_dists":[0.07058192661291789,0.08384480911617462,0.10149311942030254,0.10760756395931056,0.10792651419266622,0.11679169649745144,0.11702126394813124,0.12718487640786663,0.1361732773043836,0.1380854483869596,0.14455113403046352,0.14978374921749918,0.15212292438931044,0.15539039549467804,0.15586727476057802,0.1570554240204305,0.15737014043469383,0.16522716772535082,0.16817844962892836,0.169048096145449,0.16936568512587413,0.17416430764524782,0.17430756383528817,0.1747922306843578,0.17570718688476247],"n_dims_used":43,"mean_confidence":0.9142283949741098},"coverage":{"mean_confidence":0.9142283949741098,"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}}