{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003735},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["484:4840004499","469:4690003220","469:4690002076","480:4800003731","466:4660010566","479:4790004208","469:4690003123","487:4870001560","480:4800004968","493:4930002840","469:4690003119","487:4870005002","466:4660005331","470:4700001022","484:4840002998","468:4680003089","496:4960008023","494:4940003418","487:4870003224","500:5000009773","487:4870003165","484:4840002704","487:4870003366","490:4900001713","490:4900009918"],"twin_admin_codes":[484,469,469,480,466,479,469,487,480,493,469,487,466,470,484,468,496,494,487,500,487,484,487,490,490],"twin_sims":[0.0055675785455446035,0.0007926948438710624,0.000742139705088106,0.00023424483703298499,0.00021056775668613567,0.00010777599174408534,0.00006890337221287332,0.00006069553342285346,0.00005333394420772306,0.00005040221845917003,0.0000466751989902752,0.00004191048433555228,0.00003319682864771835,0.000026242994968671547,0.00002543889673097451,0.00002366309565342198,0.00002303922539203595,0.00002162037742925366,0.000019238779823950204,0.000016558527001745746,0.000015540118073398854,0.000013807650421192581,0.00001328201762269892,0.000011196315422551614,0.000010186424544692718],"twin_dists":[0.4184617673234211,0.49078371797297565,0.49304341266197954,0.531030834093,0.5344048118083436,0.5551418270574894,0.5685716213062025,0.5723219703823081,0.5761199927812833,0.5777729096370594,0.5800113061509967,0.5831342652659073,0.5898377121370012,0.5965216344601664,0.5974009348732703,0.5994405850595669,0.6001919330138062,0.6019755840134394,0.6052369196887407,0.6094036829140113,0.6111580852916547,0.6144116910919849,0.6154762640264622,0.6201401593616662,0.6227059702245041],"n_dims_used":43,"mean_confidence":0.9082984037177507},"coverage":{"mean_confidence":0.9082984037177507,"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}}