{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010990},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010989","490:4900011065","490:4900008892","490:4900010911","490:4900010396","490:4900008895","490:4900011069","490:4900011290","490:4900011149","490:4900010480","490:4900009936","490:4900010129","490:4900011156","490:4900010930","490:4900012021","490:4900011623","490:4900010310","490:4900010037","490:4900010134","490:4900010425","490:4900011753","490:4900010309","490:4900011146","490:4900010223","490:4900008228"],"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":[0.6084308620958562,0.28153510372204266,0.2034362511187583,0.20239045143163775,0.16961588643043987,0.1487276717036061,0.12541185016331421,0.09452737172011319,0.08825610837447957,0.07952248768785612,0.07907719601800164,0.07816633146089623,0.056262382765761725,0.054697100890251656,0.05236865144508383,0.05061363412563383,0.04958436122884061,0.04933850763748935,0.04126816282133992,0.03742879114613293,0.0329018224343105,0.03034521784956722,0.029268534559558267,0.0286755496305061,0.028109014976311283],"twin_dists":[0.12946760165731683,0.20678189393799787,0.2317743015386998,0.2321490762474879,0.2446484358067446,0.25354735612297613,0.2646478885208573,0.2820918015547662,0.2861670125370642,0.2922444609336565,0.2925683782606731,0.2932355555938828,0.31157585827074813,0.31309959586485053,0.3154344705980775,0.3172519942424612,0.3183424658468111,0.3186057255109243,0.32792543973097127,0.3329103948223572,0.3393790696534122,0.3433757825800168,0.3451458053942687,0.3461446474938749,0.3471156535588549],"n_dims_used":45,"mean_confidence":0.8863833957248264},"coverage":{"mean_confidence":0.8863833957248264,"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}}