{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007052","490:4900005550","490:4900007659","490:4900005568","491:4910001684","490:4900007418","490:4900006803","490:4900007419","490:4900006562","490:4900007176","490:4900005565","490:4900006564","490:4900006680","491:4910002514","490:4900005962","490:4900006557","490:4900006438","490:4900009003","490:4900007539","490:4900004898","490:4900006197","490:4900007056","490:4900007067","490:4900008555","490:4900006331"],"twin_admin_codes":[490,490,490,490,491,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.17020590902316368,0.08893720179701879,0.07286700104297388,0.047079868931957085,0.03188130652702917,0.028114193000856765,0.02696617928605774,0.020607339956404923,0.015454419163138132,0.015218769241653605,0.015029305535987152,0.011886171308076551,0.011444872946234289,0.009919088145194809,0.009881047367387112,0.009438792891084383,0.009140991390530246,0.00664379572048769,0.005954521605264886,0.005946888391965565,0.005942219719145508,0.005303165807775838,0.004972798251955914,0.004934316997270869,0.0047424022640494765],"twin_dists":[0.24440890258736772,0.28571352655233273,0.2972463243111257,0.3210769347268529,0.34094145406288534,0.34710670284708295,0.34912677040019985,0.36188672163695373,0.3750590039563718,0.3757493955311637,0.37631133397049527,0.3866849942358132,0.3883318156238635,0.39449765279504345,0.39466191007243645,0.3966141098563995,0.3979752046490741,0.41127671285444994,0.4157446215872928,0.41579666106267404,0.4158285194830567,0.4204184324223035,0.4229911591392797,0.4233008238025384,0.42487864234240713],"n_dims_used":45,"mean_confidence":0.8968247307671441},"coverage":{"mean_confidence":0.8968247307671441,"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}}