{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012092},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010029","490:4900012025","490:4900010406","490:4900008885","490:4900011754","490:4900010830","490:4900012095","491:4910004904","490:4900011820","490:4900012093","490:4900012164","490:4900012022","490:4900012091","490:4900010035","490:4900011626","490:4900011692","490:4900011848","490:4900012158","490:4900011561","490:4900011431","490:4900011819","490:4900011755","490:4900011294","490:4900009626","490:4900008118"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4682307087318537,0.17909759222394528,0.1789302140893151,0.15685597819275032,0.11925598492363298,0.07967728167654249,0.07808335472943548,0.07794658142247374,0.0760421417042177,0.07448207007217805,0.07433331401329937,0.073785371360228,0.07002223355505674,0.05964453842598413,0.055880751624789435,0.05514949526219634,0.05306786372979356,0.05234091192009825,0.04934162421683082,0.04877292935968821,0.042875718430618964,0.04258648875621682,0.04245112332540909,0.04221388148462439,0.042057215864146784],"twin_dists":[0.15999294305490083,0.24086899400695386,0.24093446060470272,0.24998239365808292,0.2678365225461604,0.29213220052614464,0.29329664319003673,0.2933974499127798,0.2948160929158678,0.2959997047901292,0.29611360639357154,0.2965347573917836,0.29949757754360357,0.30839941690203665,0.3119440975550086,0.31265554133482176,0.31472443196282324,0.31546280158576767,0.3186023814447904,0.3192155243518768,0.32595389614761,0.32630396926387645,0.32646849844459036,0.32675792103530166,0.32694979657993617],"n_dims_used":45,"mean_confidence":0.8860860188802083},"coverage":{"mean_confidence":0.8860860188802083,"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}}