{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002970},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003131","480:4800003182","480:4800002639","480:4800003223","480:4800002971","480:4800003178","480:4800003139","480:4800002977","480:4800002885","480:4800002586","480:4800003258","480:4800003012","480:4800003180","494:4940000921","480:4800003720","480:4800003268","494:4940003168","494:4940001852","470:4700005965","480:4800003137","480:4800003173","480:4800003355","480:4800003461","494:4940000977","496:4960011978"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,494,494,470,480,480,480,480,494,496],"twin_sims":[0.6410092918095014,0.5826412946732273,0.5435146543096891,0.5382569868882451,0.5241817921746111,0.508060681773625,0.5050970249766221,0.4849139706394733,0.47960113257923415,0.452150785625237,0.4183518191173832,0.41596441769227166,0.3957095944028384,0.3803521769239024,0.37625374315893595,0.3728236692366019,0.35617035135831604,0.349046319049702,0.3308681572379231,0.32604678954310656,0.31461968110408006,0.3048758001736286,0.27887140643918,0.27514068165511935,0.26631336486717583],"twin_dists":[0.12248359908549074,0.13499246386403635,0.1434156172397387,0.14455434898135197,0.14761385031383023,0.1511411394126086,0.1517926359051013,0.15625836230789178,0.15744307519605244,0.16363562385036337,0.17145720008040657,0.17201929104543917,0.17684639244444492,0.18058230637999312,0.18159142720081503,0.18244011601934276,0.18661713368891794,0.18843446765503188,0.19316273140135265,0.1944403152415287,0.19751093502193603,0.20017958788639828,0.20755588886181667,0.20864753672615,0.21126724007757053],"n_dims_used":43,"mean_confidence":0.9220945668774981},"coverage":{"mean_confidence":0.9220945668774981,"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}}