{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003370","490:4900003633","490:4900003925","490:4900003237","490:4900004333","490:4900003371","490:4900003503","490:4900007293","490:4900006310","490:4900006668","491:4910002012","490:4900003639","490:4900004196","490:4900007170","490:4900006440","490:4900003770","490:4900005956","490:4900005684","490:4900006075","490:4900005954","490:4900007413","490:4900006074","490:4900006311","490:4900007181","491:4910002020"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.7778846050169068,0.6557925257917459,0.5150768703095147,0.48854340033122495,0.482044451331351,0.4656414949104853,0.4210697356017103,0.39703052659435367,0.3310157646327736,0.3142261840552527,0.2396837864608645,0.23732751196135554,0.23134051968431,0.21840533752266988,0.2169040952877993,0.20238224924369352,0.20153299254880647,0.19900305096309973,0.19324386420581136,0.1783733042735496,0.17094535216246476,0.16634413298527626,0.16467692533176712,0.1616289163489474,0.1574385026470478],"twin_dists":[0.0920510729245446,0.11930239747710877,0.14960268369208027,0.1554513487829888,0.15689772817402634,0.1605764784053407,0.17081895342255005,0.17652824943147907,0.19312377987942245,0.19761778302620417,0.21951745149410679,0.2202752616199312,0.2222231450574972,0.22654835887054367,0.2270613144923163,0.2321520208486273,0.23245735057998684,0.23337221197803448,0.23548521307061518,0.24115259800946437,0.24410954849822034,0.2459876649267401,0.2466774180014165,0.2479516019101906,0.2497321497010066],"n_dims_used":44,"mean_confidence":0.8981678702614524},"coverage":{"mean_confidence":0.8981678702614524,"n_dims_used":44,"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}}