{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003662","491:4910004178","491:4910003710","491:4910003659","491:4910003714","491:4910003767","491:4910003763","491:4910003931","491:4910003661","491:4910004079","491:4910003762","491:4910003663","491:4910003708","491:4910004739","491:4910003713","491:4910003923","491:4910004081","491:4910003825","491:4910003614","491:4910003768","491:4910003992","491:4910003925","491:4910004228","491:4910003769","491:4910003815"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5025798429681071,0.38393159485302125,0.311645988106175,0.24581893436815122,0.24283144311034707,0.23562471816654823,0.22443283333182035,0.20135943342057952,0.19324286124289042,0.1844647979757894,0.18258153299504035,0.16262851159244707,0.14597607681394312,0.14234170298080676,0.14210662091823625,0.13919142413552754,0.13649245536461493,0.12937113664531147,0.12766118130523474,0.12373066845913781,0.12188142661095612,0.12087946401194828,0.12032859919608234,0.11268454695280322,0.11230228168726833],"twin_dists":[0.15234678827826226,0.17970526648883045,0.198320288846922,0.21756671279756046,0.2185126362181248,0.2208259628898308,0.2245122948531715,0.232519858406923,0.23548558483176216,0.23879229353234085,0.23951605270211182,0.24753182922987077,0.2547866376758463,0.2564503055501893,0.2565589978191621,0.25791811947010257,0.2591955052186596,0.2626593894929718,0.2635124572328267,0.26550666192599454,0.2664615976333997,0.2669836248044708,0.2672720362684047,0.2713825528874177,0.271593675634681],"n_dims_used":45,"mean_confidence":0.8899291144476996},"coverage":{"mean_confidence":0.8899291144476996,"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}}