{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003788},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003102","487:4870003922","487:4870003786","487:4870002705","487:4870003235","487:4870003642","487:4870002973","487:4870003648","487:4870002980","487:4870004966","487:4870002978","487:4870003647","487:4870003929","487:4870005254","487:4870004251","487:4870004094","487:4870003785","487:4870002981","466:4660011164","487:4870003930","487:4870003378","487:4870000984","496:4960008022","487:4870004234","487:4870003247"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,496,487,487],"twin_sims":[0.2810802267331908,0.2506796154228507,0.18525203058366427,0.15222124597944392,0.12042710168431871,0.10353760819361565,0.09874036270649127,0.091134476155761,0.07521642203461222,0.07334082306206634,0.07098767059952031,0.04292825858536389,0.04169126510017544,0.04067149718012114,0.04029037439843967,0.03583390840764453,0.03212786724421584,0.03132029200213994,0.030875671174498128,0.024537490132774523,0.024113068673171513,0.022228229107794973,0.021347066093616904,0.020563321461349034,0.018723917745385506],"twin_dists":[0.2069137527725641,0.21604335703475122,0.23849129408715478,0.2519980250131705,0.26722039025858,0.27659426415141025,0.2794723626335916,0.28426906320718065,0.29544009222511847,0.2968783001967254,0.2987253847715272,0.3258905168064836,0.32740034966059817,0.32867369868681795,0.32915651445587324,0.3351094331032041,0.340560103280071,0.341818650778155,0.34252345650466237,0.35365722518048925,0.35448842532681013,0.35834026644157785,0.36023919232402246,0.3619863751834887,0.36632680458681843],"n_dims_used":43,"mean_confidence":0.8945749859477199},"coverage":{"mean_confidence":0.8945749859477199,"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}}