{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000364},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000471","500:5000000529","500:5000000424","500:5000000365","500:5000000575","500:5000000422","500:5000000520","500:5000000278","500:5000000327","500:5000000534","500:5000000535","500:5000000230","500:5000000472","500:5000000070","500:5000000591","500:5000000374","500:5000000470","500:5000000150","500:5000000423","500:5000000093","500:5000000073","500:5000000519","500:5000000418","500:5000000644","500:5000000649"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9418926009427623,0.914386878135262,0.8632827024156211,0.8409098209860508,0.8295090008538846,0.8203627132135564,0.8113056044997611,0.8016297368459422,0.7970601066836382,0.7800875541087179,0.7687055979009796,0.7673426906156499,0.7668546562869347,0.7634438922903046,0.7539828731903596,0.7516300657466062,0.7385639984406968,0.7276831231688567,0.725112287513375,0.7221293040366108,0.7209055358479558,0.7168958496878194,0.6982447361291813,0.6896882289367553,0.6884664069952322],"twin_dists":[0.04493883320779857,0.05494827230656292,0.07042336994680891,0.076454244441731,0.07940873210259879,0.0817299030709004,0.08398983627128119,0.08636574357066701,0.08747510704954944,0.09153141027705472,0.09420104106300722,0.09451825549134983,0.09463172274591695,0.09542295746839716,0.09760231913080407,0.09814095371994795,0.10111002356984859,0.1035564135318031,0.104131280332414,0.1047968922750545,0.10506953076665959,0.10596114032002837,0.1100774373167716,0.11195084764516197,0.11221768284664452],"n_dims_used":44,"mean_confidence":0.9163851304487749},"coverage":{"mean_confidence":0.9163851304487749,"n_dims_used":44,"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}}