{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870006257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870007586","487:4870007728","487:4870007154","487:4870007587","487:4870007874","487:4870007729","487:4870007441","487:4870007730","487:4870005676","487:4870006253","487:4870007149","487:4870007453","487:4870011980","487:4870005384","487:4870013192","487:4870013053","487:4870004656","487:4870011870","474:4740003029","487:4870006255","487:4870007871","487:4870006403","487:4870007440","487:4870004949","487:4870004800"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,474,487,487,487,487,487,487],"twin_sims":[0.4865907348494429,0.4148539899865307,0.4086887706759711,0.3602837269642253,0.3214020302557365,0.27312055470435254,0.1518446393945468,0.15058817344788303,0.12957645068858314,0.1280971412185608,0.12511798508176644,0.1187838806924092,0.09071836201969787,0.08896527530304278,0.08657455833420062,0.08031817124012035,0.07855304074107212,0.0719469189781524,0.06373511270000085,0.056127672737129035,0.046862234943269,0.046191594857869125,0.045857831514420334,0.043080309102318595,0.04299379405996403],"twin_dists":[0.1558853005953568,0.17228120248995601,0.17374093837401358,0.18557636628935945,0.1956810335341535,0.20924242968235998,0.2521637767850759,0.2527189665730118,0.26255753601855486,0.26329414720951966,0.2647973658585913,0.26808620859182714,0.2845404782754765,0.28569489385583624,0.28729864615929,0.29166926513377234,0.29295154521015054,0.2979665315462452,0.30474984924901,0.31170560479233017,0.32132025106415973,0.32207602501054444,0.32245558717518424,0.3257074647588244,0.32581155256407657],"n_dims_used":43,"mean_confidence":0.9080867323764535},"coverage":{"mean_confidence":0.9080867323764535,"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}}