{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000010},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000101","483:4830000061","497:4970000009","497:4970000014","483:4830000032","491:4910005374","483:4830000062","483:4830000289","497:4970001293","483:4830000044","497:4970000029","483:4830000041","665:6650000123","483:4830000158","483:4830000135","497:4970000018","483:4830000056","482:4820000065","483:4830000071","665:6650000101","483:4830000033","483:4830000077","483:4830000137","483:4830000288","483:4830000316"],"twin_admin_codes":[497,483,497,497,483,491,483,483,497,483,497,483,665,483,483,497,483,482,483,665,483,483,483,483,483],"twin_sims":[0.024135499688361095,0.013015484282251303,0.01189393379027947,0.007149858378093941,0.0037124292869053386,0.001993099220626701,0.0015273361230806152,0.0014899343891256315,0.0009939756713241365,0.0004115055173590432,0.00039542954987067177,0.0002809430990910661,0.00018128020342707374,0.00017546678202643294,0.00016520008566692348,0.00014806832606714253,0.00008237949404937773,0.00007836716703643817,0.0000658404867505671,0.00005972839744355018,0.00005839032642454055,0.000054140162283721895,0.0000538359186928887,0.00004989689528786997,0.00004425450207298329],"twin_dists":[0.35444418001480626,0.3827053426121432,0.38665651533487233,0.4082549395370434,0.4344905822993132,0.45800102895825173,0.4677007375778637,0.4685940324070796,0.48294445259339436,0.5128213200807331,0.5141303623475372,0.5252249644439481,0.5391110660955544,0.5401298901849251,0.5420094530259547,0.5454059487968588,0.5632473696017826,0.5647406720121011,0.5699189539645602,0.5727951672351476,0.5734619811026864,0.5756805652800828,0.5758456583631648,0.5780670033825038,0.5815579839220528],"n_dims_used":45,"mean_confidence":0.8957054985894097},"coverage":{"mean_confidence":0.8957054985894097,"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}}