{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001994},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002423","480:4800002527","480:4800001309","480:4800002336","480:4800002144","480:4800002472","480:4800002384","480:4800001938","480:4800001588","480:4800002481","487:4870003912","480:4800001879","487:4870003624","480:4800001368","480:4800001866","480:4800001594","480:4800002429","480:4800001539","487:4870004346","480:4800001589","480:4800001985","487:4870003750","472:4720000030","487:4870004039","466:4660005508"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,487,480,487,480,480,480,480,480,487,480,480,487,472,487,466],"twin_sims":[0.3137690716830904,0.2954915067066502,0.19306921377834532,0.15930164884930972,0.12987447680221242,0.11448700901924198,0.10454670132439753,0.09196149122194046,0.08673840509100629,0.08441549016187197,0.07552674359826055,0.06622498072293322,0.06461372286740327,0.06403568850424911,0.06225133984887111,0.05864274732843201,0.053712824612453317,0.05200161235878834,0.05134974647252748,0.05001843477672723,0.047222400977063254,0.04705881779342585,0.046178477248863876,0.04513234557804651,0.04504519144709637],"twin_dists":[0.19774200026852295,0.2027968543767092,0.2355499697556271,0.24893627511282687,0.26240990602636466,0.2703944357686413,0.27600216432945995,0.2837325310896375,0.2871876175333308,0.28877757180262315,0.29520493622312394,0.30262135272485163,0.3039911210471622,0.30448932805410117,0.3060508328543793,0.3093244617297463,0.31407633414094066,0.3158103488348332,0.3164833822543192,0.317880305143572,0.3209180922244205,0.32110042889927837,0.3220908991779192,0.3232886750597879,0.323389509575214],"n_dims_used":43,"mean_confidence":0.9136531741120094},"coverage":{"mean_confidence":0.9136531741120094,"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}}