{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003794},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003654","490:4900003127","490:4900004493","490:4900004365","490:4900003125","490:4900003651","490:4900004354","490:4900003254","490:4900003518","490:4900004355","490:4900004356","490:4900002986","490:4900003657","490:4900002995","490:4900003252","490:4900002696","490:4900002996","490:4900003259","490:4900001376","490:4900003129","490:4900002990","490:4900002993","490:4900003266","490:4900003648","490:4900003670"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8364851187902411,0.5243127149451956,0.5170546834917878,0.5125598731176092,0.5047288897811114,0.4820139239753134,0.45827965078580496,0.4391338243493578,0.43460431155390516,0.4249503727909818,0.404676097932583,0.40182903910242046,0.3751482074764124,0.2936786425629976,0.27663176519754057,0.26354604755921535,0.25970210402919675,0.25835122555451934,0.25776142638880356,0.25388757981805815,0.23788544936779438,0.2366056959914261,0.2307815708706589,0.22701475776653712,0.2245447603287287],"twin_dists":[0.07760944427182244,0.14758531112703563,0.14916995309183198,0.1501539771218611,0.15187363347274685,0.1569045364549949,0.1622418471332014,0.1666195096168787,0.16766582941594532,0.16991066621664883,0.17469622800890883,0.1753765905580697,0.18186454916616382,0.20330805966031174,0.20821015272750867,0.21209956545126543,0.2132648276549532,0.21367690797000585,0.21385724989564794,0.21504828513842442,0.2200953800260756,0.220508388251608,0.22240668247272508,0.22365127720460673,0.22447483345475472],"n_dims_used":45,"mean_confidence":0.9164036220974392},"coverage":{"mean_confidence":0.9164036220974392,"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}}