{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001534},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001535","487:4870001538","487:4870001347","487:4870001348","487:4870001537","487:4870001349","487:4870001350","487:4870001728","487:4870001536","487:4870001816","487:4870001440","487:4870001539","487:4870001634","487:4870001910","487:4870001441","487:4870001727","487:4870001818","487:4870001631","487:4870001533","487:4870001632","487:4870001909","487:4870001633","487:4870001813","487:4870001629","487:4870001908"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487],"twin_sims":[0.8146583532953079,0.6737985413391129,0.5521693134662776,0.5030656131980318,0.4845614820887388,0.40303629971988797,0.400946732334685,0.3877581380936828,0.3468124279212652,0.33731424933995036,0.28651902657800693,0.28136133547593917,0.27956593716909933,0.2774199888839589,0.276864211799604,0.27571945642473544,0.2646822584382929,0.2262676309524981,0.22166845766736726,0.213627299720597,0.2121772921897054,0.20026883674502535,0.19453040870741772,0.19224343327034976,0.1627160667080984],"twin_dists":[0.08315749977022766,0.11540926576749533,0.14154538322696,0.152239788480297,0.15633683771830534,0.17508782733109918,0.1755878762381072,0.17877198307536138,0.18900831841209642,0.191470437089284,0.20534551536475787,0.2068322502866613,0.20735364679032278,0.20797952271553638,0.2081420984347049,0.20847759120059084,0.21175717114293544,0.22389975694770536,0.22544149423079685,0.2281893169191778,0.22869219845722458,0.23291349108725729,0.23500943939801386,0.2358567052148648,0.24749515028980104],"n_dims_used":42,"mean_confidence":0.9070585341680617},"coverage":{"mean_confidence":0.9070585341680617,"n_dims_used":42,"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}}