{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008890},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008439","490:4900008104","491:4910005568","490:4900008665","491:4910005464","490:4900008658","490:4900011217","490:4900008780","490:4900009929","490:4900008341","490:4900008769","490:4900010129","490:4900008779","491:4910005663","490:4900010309","490:4900010480","490:4900008228","490:4900010138","490:4900011690","490:4900010566","490:4900008781","490:4900010565","490:4900010492","490:4900010663","490:4900010323"],"twin_admin_codes":[490,490,491,490,491,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.33177032368391296,0.1534774734649728,0.15132672199836836,0.1361200355999617,0.1311040249059974,0.09730655974114111,0.08506181573501857,0.0830031082827075,0.07916229536570378,0.07526276751386947,0.07242190749029169,0.0613856662500519,0.05936238463435194,0.057668187087052354,0.05170165542405147,0.04789999795311536,0.04138799929304748,0.033812526975073615,0.033745577710051246,0.033564607276471495,0.03339689343665201,0.032607518739715326,0.03201649527341343,0.030074181265673194,0.02872258694961784],"twin_dists":[0.19292481072752574,0.25144730293798173,0.2523922162118872,0.25937324661213756,0.26180352787955014,0.28035380045388364,0.2883317189892649,0.28976143287553363,0.2925063616924823,0.2954049228173114,0.29759380256214135,0.3068216482000378,0.3086586533874146,0.31023693812782943,0.3161191697584224,0.32016839298065525,0.3277762580634751,0.3380193520245572,0.3381182394568183,0.33838638143278105,0.3386359841447604,0.3398253446834716,0.34073204930686823,0.3438162198006775,0.3460647717264055],"n_dims_used":45,"mean_confidence":0.8871899074978299},"coverage":{"mean_confidence":0.8871899074978299,"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}}