{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007458},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006123","490:4900006960","490:4900005597","490:4900005988","490:4900007342","490:4900005989","490:4900005732","490:4900007461","490:4900005598","490:4900005993","490:4900005735","490:4900005729","490:4900007221","490:4900007459","490:4900006247","490:4900007212","490:4900006600","490:4900007581","490:4900007213","490:4900008281","490:4900006245","490:4900005984","490:4900006243","490:4900006601","490:4900006837"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.07136374780900112,0.011104374479915713,0.00982316390133459,0.005160483384976185,0.005056020544554709,0.0047032892024733,0.0019511107441853633,0.0014646127625280066,0.00040942156746049703,0.00036651035209814774,0.00033855476541968117,0.0001874477834467621,0.00013594393533784176,0.00010009163985270023,0.00009094911788067935,0.000046629245385147914,0.00004382122731379352,0.000035842310539884145,0.00003171262070817465,0.000022950127422532007,0.00001824074895495441,0.000017532550000961012,0.000016403683475607997,0.000015033357430170415,0.000013527869486173982],"twin_dists":[0.29842688856183214,0.3896414772884386,0.3949129316786971,0.42151124601645096,0.4223288108562969,0.42520729366974713,0.45878450627701495,0.4692106367814093,0.5129882847357313,0.5166159557508003,0.5191999540735263,0.5380632842292259,0.548041652401696,0.5573847565191631,0.560275899539515,0.5800399510830676,0.5818432753997543,0.5876409818029534,0.5911442648801007,0.6003008157922507,0.6067196874933026,0.6078195772518987,0.6096636748632429,0.6120724032105408,0.6149734185839908],"n_dims_used":45,"mean_confidence":0.930411614312066},"coverage":{"mean_confidence":0.930411614312066,"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}}