{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960007290","496:4960007674","496:4960007803","496:4960007680","496:4960007557","496:4960007424","496:4960007795","496:4960007683","496:4960007930","490:4900000297","496:4960007306","490:4900000099","496:4960007292","496:4960008168","496:4960008173","496:4960007551","490:4900000074","496:4960008055","490:4900000238","490:4900000188","490:4900000135","496:4960009662","496:4960007676","490:4900000422","496:4960007925"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,490,496,490,496,496,496,496,490,496,490,490,490,496,496,490,496],"twin_sims":[0.5533152837549732,0.5030814738130805,0.4900523131095639,0.38879013569464094,0.37725541404541624,0.37399854580740016,0.34342472689446685,0.3094480684029088,0.29326690087046936,0.23928569465216543,0.23662197435015495,0.23160223987657058,0.21698631572165644,0.20318977730461568,0.1996017760158838,0.19921899111442856,0.18543316497474277,0.17797609298487613,0.17721768563906104,0.16920446544473466,0.1688214636689897,0.1662843153030162,0.1656119917879243,0.16463999557854547,0.16451410394388127],"twin_dists":[0.1412981070296361,0.15223629536396818,0.15511637367336686,0.1785210293508964,0.18134430331169252,0.18214899110883778,0.18988230356957703,0.19892133690013142,0.2034244256132553,0.2196451417749327,0.22050312567731542,0.22213730652882127,0.22703315912587363,0.23186250902344832,0.2331549839189403,0.2332938131359241,0.23842216452382184,0.24130847827471721,0.241606792926837,0.24481581592481033,0.24497189718240203,0.24601232604609924,0.24628994704835644,0.24669275347371217,0.24674505000574817],"n_dims_used":45,"mean_confidence":0.9165101793077257},"coverage":{"mean_confidence":0.9165101793077257,"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}}