{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007546},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690003302","500:5000009879","479:4790004048","468:4680002169","473:4730002511","468:4680006433","496:4960005210","496:4960005361","488:4880002991","473:4730003249","481:4810003369","488:4880003080","472:4720002942","497:4970000024","483:4830000021","490:4900005796","469:4690002694","488:4880003128","490:4900001577","487:4870002714","484:4840004960","491:4910005475","478:4780003284","473:4730003314","484:4840003470"],"twin_admin_codes":[469,500,479,468,473,468,496,496,488,473,481,488,472,497,483,490,469,488,490,487,484,491,478,473,484],"twin_sims":[0.03932915989711158,0.010708379845286551,0.008588846685904457,0.004491948629651234,0.0040955913947929995,0.003543951343258269,0.002914839192636178,0.0027587857074158487,0.0015545371233393946,0.0015375953864226134,0.0013963007823970702,0.0013496929041356678,0.0012471675059443422,0.0010231664391448436,0.0010199621825008678,0.0009374259337353464,0.0008830646454722102,0.0008795622114641478,0.0008252322850380907,0.0007652744370678891,0.0007395760448933967,0.0005948584047319207,0.000556450140869786,0.00040509054716520175,0.0004037307836132793],"twin_dists":[0.33039156010013504,0.39121027016547083,0.40060714821758464,0.42702718303598775,0.43066051594145377,0.4362898677490957,0.44378097587250875,0.4458674436366851,0.46706366795644333,0.4674592366525917,0.47092456278405265,0.472138980894808,0.47495298152911003,0.4819324651857591,0.482042232740722,0.48498593533661066,0.48705918543728116,0.48719679377648706,0.4893992480364215,0.4919921245022166,0.49316178123022025,0.5005541055703951,0.5027982373345553,0.5133378425881058,0.5134483111979418],"n_dims_used":43,"mean_confidence":0.8946808216183685},"coverage":{"mean_confidence":0.8946808216183685,"n_dims_used":43,"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}}