{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000861},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001130","487:4870004187","487:4870000098","487:4870001421","487:4870004486","487:4870000865","491:4910001280","487:4870003754","497:4970003215","487:4870003068","665:6650003768","487:4870001506","491:4910003890","491:4910001416","487:4870002485","492:4920005667","491:4910001695","665:6650001469","492:4920004901","491:4910004697","487:4870011965","497:4970003332","487:4870001603","495:4950000884","665:6650002879"],"twin_admin_codes":[487,487,487,487,487,487,491,487,497,487,665,487,491,491,487,492,491,665,492,491,487,497,487,495,665],"twin_sims":[0.254066263245943,0.11054156391391134,0.10933726463683961,0.086031369182544,0.07109101785783338,0.06474468675466366,0.06400335215399013,0.058217782206350245,0.03898636114297787,0.038372973957855924,0.037023123143991504,0.03599219259016314,0.03592333146153049,0.030948059111901537,0.02766430891960442,0.02691991355600802,0.026752400138466328,0.025686637836160937,0.025260654554504942,0.024840089822961736,0.024107200625175983,0.02356674122950817,0.02246978221225072,0.021351479474024087,0.02076477570023136],"twin_dists":[0.21499309550886883,0.27257333166883146,0.2732503659358458,0.28766793135629853,0.2986432295105734,0.30387875008397314,0.3045173071873965,0.30972080603994717,0.3308381917177973,0.33164573054433183,0.33346207809673223,0.3348875159935924,0.3349839583513135,0.34240811869731147,0.3478897146628116,0.34920972219314705,0.34951109543707737,0.3514675435998345,0.352269182963454,0.35307216755439164,0.35450000596685366,0.3555772217632927,0.3578311473868209,0.36022951287037175,0.3615318136620511],"n_dims_used":43,"mean_confidence":0.8902558615041334},"coverage":{"mean_confidence":0.8902558615041334,"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}}