{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003297},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002561","489:4890002994","489:4890002476","489:4890002309","489:4890002646","489:4890002732","489:4890003296","489:4890002645","489:4890002226","489:4890002319","489:4890002643","489:4890002479","489:4890002482","489:4890002232","489:4890002395","489:4890001911","489:4890003142","489:4890002825","489:4890002399","489:4890003144","489:4890003365","489:4890002480","489:4890003360","489:4890003143","489:4890002400"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.92866667321073,0.9238209217517308,0.9230872367352247,0.9184585312499312,0.9111756539978887,0.906489168437903,0.8821649301736897,0.8708432023570308,0.8706100185562582,0.8577748391248382,0.8534232427016325,0.852904371589232,0.8502708004888541,0.8367197882931655,0.83362137143049,0.8334541457858841,0.82762384204241,0.8241145375376608,0.8106807316253019,0.8099780719430042,0.80537656102915,0.8045902881214133,0.7999680474215844,0.7804705803877995,0.780018038878391],"twin_dists":[0.04996553794283759,0.051701476819164156,0.05196003276391176,0.053567054236796266,0.056017799484870553,0.057549552094058175,0.06503489942085805,0.06830295209677321,0.06836905410907156,0.07194006568884648,0.07312283646203212,0.07326299054031706,0.07397156259034768,0.07754845670393275,0.07835123861844812,0.07839441634577508,0.07989055192665385,0.08078271553694982,0.08414443145136137,0.0843180746974232,0.08545017514374793,0.08564276437883342,0.08677005624747533,0.09144090562000838,0.09154783108614523],"n_dims_used":45,"mean_confidence":0.9142929077148437},"coverage":{"mean_confidence":0.9142929077148437,"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}}