{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000660","489:4890000423","489:4890000663","489:4890000320","489:4890000779","489:4890000417","489:4890000555","489:4890000314","489:4890000836","489:4890000609","489:4890000458","489:4890000257","489:4890000311","489:4890000716","485:4850004103","481:4810005730","481:4810005630","489:4890000273","489:4890000389","489:4890000690","489:4890000248","489:4890000650","489:4890001533","489:4890000607","489:4890000226"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,481,481,489,489,489,489,489,489,489,489],"twin_sims":[0.9073684259743967,0.8916956145969418,0.8366189073314546,0.8023907319313016,0.7973610434035184,0.754306538225044,0.7490407560804324,0.7329196275505877,0.7250981547145993,0.6784218214377471,0.6672900467586375,0.6527280998652113,0.6488923073290512,0.6437009158319699,0.6407703277712334,0.6349015449338814,0.6281462559336054,0.6268701544673657,0.6174914903918017,0.6072833950515487,0.6030954874933552,0.5999587625043992,0.5992852180094177,0.5965936190553841,0.593960807533937],"twin_dists":[0.05726469644155377,0.062185457102608546,0.0775746781398825,0.08618023036418895,0.08740228780819259,0.0975281208624792,0.09873227024415739,0.1023818354685541,0.1041344374230037,0.11440549582009037,0.1168192641063805,0.11996278298069254,0.1207886513222578,0.12190518845905417,0.12253493578415905,0.1237950286799774,0.1252440290840946,0.1255176079468887,0.12752722266067568,0.12971330638721967,0.13061005769257528,0.1312817617427747,0.1314260043492254,0.13200246395535187,0.13256641337334588],"n_dims_used":45,"mean_confidence":0.9162840101453993},"coverage":{"mean_confidence":0.9162840101453993,"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}}