{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720001251","473:4730005014","484:4840000390","494:4940002922","480:4800002279","480:4800001232","494:4940003489","494:4940003033","499:4990002521","481:4810000664","475:4750004144","499:4990000960","500:5000007188","489:4890001399","500:5000008223","470:4700000140","499:4990002749","499:4990002982","472:4720001700","492:4920003032","480:4800001102","484:4840008608","484:4840008627","492:4920003133","499:4990002666"],"twin_admin_codes":[472,473,484,494,480,480,494,494,499,481,475,499,500,489,500,470,499,499,472,492,480,484,484,492,499],"twin_sims":[0.0007235491471212883,0.0004731783984963221,0.0004193028958617483,0.0002369273175276988,0.0001895980472311585,0.00016861731962260727,0.000165010906251491,0.00015226225113233697,0.0001221894534199135,0.00010450580617698833,0.00007580975160949755,0.000060937304980277824,0.0000573235348617272,0.0000544789389053431,0.0000542685919484943,0.000047807863850839485,0.00004630912084191636,0.00004325269187177161,0.00004276993856930054,0.00004138230976935425,0.000040667980903313275,0.000039787199752676995,0.00003527461900823774,0.000033699330438707874,0.00003317873876193705],"twin_dists":[0.4939105436819681,0.5082072850848027,0.5122035401900811,0.5306690349212514,0.537705607234287,0.5413719133330038,0.542045109544982,0.5445414757007884,0.5513149138050627,0.5560772370354369,0.5657307510152438,0.5722047949218383,0.5740040747617511,0.5754977663230468,0.5756111390622596,0.579313602836202,0.5802402462449728,0.5822217232785541,0.5825467994619703,0.5835009969720765,0.5840041243361803,0.5846361841368081,0.5880990656892165,0.5894079303542553,0.5898532992973126],"n_dims_used":42,"mean_confidence":0.8938433329264323},"coverage":{"mean_confidence":0.8938433329264323,"n_dims_used":42,"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}}