{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000360},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000423","474:4740000394","474:4740000509","474:4740000257","474:4740000696","474:4740000104","474:4740000428","474:4740000324","474:4740000328","474:4740000783","474:4740001305","478:4780003532","474:4740000327","478:4780001754","474:4740000318","474:4740000130","474:4740000321","478:4780002991","474:4740000072","474:4740002548","474:4740000323","474:4740002321","474:4740000227","478:4780001438","474:4740002823"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,478,474,478,474,474,474,478,474,474,474,474,474,478,474],"twin_sims":[0.8122840182546357,0.8119813386266427,0.7869912141086021,0.712988750448066,0.7124771401133164,0.7109326756165473,0.6828205376953406,0.6775943963757253,0.6748398495313831,0.6398111758891954,0.638449313260813,0.6297266341503968,0.6244863827517907,0.618541228564828,0.6112126837820897,0.6005150131900039,0.598333601579648,0.5918925803069828,0.5893167944374028,0.5877450908958123,0.5859912807949842,0.5776460180629119,0.5771577620344001,0.5515784732404365,0.5364828371982512],"twin_dists":[0.08374744083992437,0.08382247134267722,0.08989307355770113,0.10682753088756475,0.10694080920675782,0.10728254385544929,0.11344864825305678,0.11458528085339578,0.11518335020938868,0.12274096700714555,0.12303343956878447,0.12490515910801528,0.1260285528969372,0.12730236434104342,0.12887192037817433,0.1311626407560551,0.13162980388911844,0.13300949801414738,0.13356142099057997,0.133898258894415,0.13427418791790463,0.1360640928405622,0.13616887959804033,0.14167290567469337,0.14493907918888113],"n_dims_used":44,"mean_confidence":0.9204317439686168},"coverage":{"mean_confidence":0.9204317439686168,"n_dims_used":44,"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}}