{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011142},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004854","490:4900008894","490:4900008897","491:4910005464","491:4910005665","490:4900009837","490:4900008780","490:4900010832","490:4900010663","490:4900008213","490:4900008896","490:4900009929","490:4900008779","490:4900009527","490:4900011825","497:4970000382","490:4900007783","490:4900010565","490:4900011296","490:4900012162","490:4900009008","490:4900012102","490:4900007895","490:4900012038","491:4910005662"],"twin_admin_codes":[491,490,490,491,491,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,490,490,491],"twin_sims":[0.21740155872964168,0.1550147425303611,0.12866617812791953,0.10478729781933378,0.10455000323764871,0.09522533092570723,0.07968697839893707,0.07450164806662551,0.05963691177438893,0.05693995557439642,0.05366168433857791,0.05022695970191437,0.046240139951570065,0.0434672547671213,0.043061141417597655,0.040654882744361354,0.040071305316560356,0.032045103525551726,0.030446371402439616,0.02897897841034224,0.02773049068431269,0.027226614399074443,0.026831554638177678,0.026495090819817945,0.025151370118233363],"twin_dists":[0.22689107384764387,0.2507778524008218,0.2630100421139629,0.2758616484248824,0.2760002342055543,0.28165158106304083,0.2921251740510199,0.29598472772245077,0.30840641081482373,0.3109271162781694,0.31412748689270464,0.3176594746130929,0.32202101006809153,0.32524406365526976,0.3257305105751127,0.3286946664954841,0.3294357843971343,0.34068783259301194,0.34321227063437654,0.3456313495156221,0.3477738428011721,0.3486621000239004,0.34936848658254904,0.34997720388697773,0.3524767220873425],"n_dims_used":45,"mean_confidence":0.8859508090549045},"coverage":{"mean_confidence":0.8859508090549045,"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}}