{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730000151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000147","473:4730000104","469:4690003335","473:4730000023","473:4730000076","466:4660013673","496:4960007421","485:4850004475","485:4850007087","485:4850006569","485:4850003525","473:4730000518","475:4750000514","485:4850006721","466:4660014473","485:4850005912","485:4850005141","469:4690002531","475:4750001132","485:4850004355","485:4850004808","485:4850004872","475:4750003977","487:4870008525","487:4870008690"],"twin_admin_codes":[473,473,469,473,473,466,496,485,485,485,485,473,475,485,466,485,485,469,475,485,485,485,475,487,487],"twin_sims":[0.3558286069303004,0.266719131018536,0.04917698801176758,0.0490790315687717,0.038105053869282535,0.03390605530177839,0.030511721073096257,0.029951281657409803,0.029480776028781044,0.025937356026483907,0.025116848081241774,0.02457355490356075,0.023532018955669174,0.020765151760505585,0.020756604950400416,0.01959014727069877,0.019334422279236107,0.018010510815376357,0.018002572958306363,0.016708216193697605,0.01608641864682998,0.015849691932069213,0.015603740987480163,0.015559650612668377,0.014332535766685077],"twin_dists":[0.1867038792709782,0.21114565151252565,0.3187792764570259,0.31888476122275583,0.3320018867523803,0.3378814850381355,0.34310688200263423,0.34401705511918357,0.3447925191140754,0.3510010792995498,0.352542443932883,0.3535871696786999,0.35564715760563437,0.36153096871798285,0.36155017525150746,0.3642384828240379,0.36484645703636803,0.36811111838522453,0.3681313173823877,0.37153432692739957,0.37325213312764655,0.37392149250542883,0.3746263112365666,0.3747536923224702,0.37843308941564935],"n_dims_used":45,"mean_confidence":0.9125492519802517},"coverage":{"mean_confidence":0.9125492519802517,"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}}