{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009560","490:4900009441","490:4900009233","490:4900009544","490:4900009244","490:4900009750","490:4900009541","490:4900009137","490:4900008683","490:4900008459","490:4900011970","490:4900009134","490:4900009561","490:4900010046","490:4900009232","490:4900009236","490:4900008233","490:4900011908","490:4900012048","490:4900008461","490:4900008349","490:4900009834","490:4900009237","490:4900009741","490:4900011717"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.07702486917194035,0.0202311654582447,0.018822780406029374,0.016237284704214813,0.015610724561982472,0.006972667203445167,0.006154408413478859,0.005402855251858392,0.005244501783586697,0.004518383723744739,0.0032858852793801194,0.0032083761273079352,0.003045740694580572,0.0025856452454671493,0.002426859952832134,0.0021827589402802113,0.0020412321267495007,0.0019294779756192405,0.001822189802023437,0.0018060735653253033,0.0016952174267773497,0.0016730788657281354,0.0016089676344605381,0.0015847342704318058,0.0015452708695780591],"twin_dists":[0.2940805193926868,0.36274439613619813,0.36608424729157085,0.3728300533015395,0.3746061641169663,0.40929043529765,0.414402875811308,0.41967057981489714,0.42086448443979163,0.4267953467721408,0.4392031488460304,0.44011895495366504,0.4421081363912065,0.44831274138044863,0.4506909337794417,0.4546410586048957,0.4571213592643009,0.45919423277033683,0.46129093520922804,0.4616156616278686,0.46392447669975184,0.46440217337806194,0.46581916089185477,0.4663683628304226,0.4672795278435441],"n_dims_used":45,"mean_confidence":0.8863328721788194},"coverage":{"mean_confidence":0.8863328721788194,"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}}